M stands for monographs (including historical and chronicle works in ancient books); J stands for journal articles; C stands for collection of papers.
According to the provisions of GB3469-83 "Document Type and Document Carrier Code", it is identified by a single letter:
M——Monograph (including history and chronicles in ancient books)?
p>C——Proceedings?
J——Journal article
N——Newspaper article?
J——Journal article?< /p>
D——Dissertation?
R——Research report?
S——Standard?
P——Patent?< /p>
A——Extracted documents from monographs and collections of papers?
Z——Other unspecified document types?
Electronic document types are identified by double letters:
DB——Database?
CP——Computer program?
EB——Electronic bulletin?
Non-paper carrier electronic For documents, indicate the carrier type in the reference identification:?
DB/OL——Online database?
DB/MT——Tape database?
M/CD——CD book?
CP/DK——Disk software?
J/OL——Online journal?
EB/ OL——Online electronic bulletin?:
1. Reference description format?
1. Journal author. Title〔J〕. Journal title, year of publication, volume (issue): starting and ending page numbers?
2. Author of the monograph. Book title〔M〕. Edition (the first edition is not described). Place of publication: publisher, year of publication: starting and ending page numbers?
3. Author of the collection of essays. Title〔C〕． editor. Name of thesis collection, place of publication: publisher, year of publication: starting and ending page numbers?
4. Author of thesis. Title〔D〕． Save location. Save the unit. Year?
5. Patent document title [P]. Country. Types of patent documents. Patent number. Publication date?
6. Standard number. Standard name〔S〕?
7. Newspaper author. Title〔N〕. Newspaper name. Publication date (edition)?
8. Author of the report. Title〔R〕. Save location. Year
9, author of electronic documents. Title [Electronic document and carrier type identification]. Source and date of the document?
2. Document type and its identification?
1. According to the provisions of GB3469, the identification of various commonly used documents is as follows: ?
①Journal 〔J〕?
②Monograph〔M〕
③Proceedings〔C〕?
④Dissertation〔D〕?
⑤Patent〔P〕?
⑥Standard〔S〕?
⑦Newspaper〔N〕
⑧Technical report〔R〕?
2. The type of electronic document carrier is identified by two letters, as follows:
①Tape [MT]?
②Disk [DK]?
③Compact disc [CD]?
④Online network [OL]