What books in Taoism can cultivate one's morality? Introduce them.

Mr. Nan Huai Jin speaks better. Old He Zi said, Zhuangzi Southland, Liezi Hypothesis, Tantric Taoism and Oriental Mystery, Xiao Yan Huangdi's Internal Classic and Life Science, I said I could participate in the same contract, miscellaneous notes of Yijing, and biography of Yijing. Ren Farong's Tao Te Ching, Huangdi's Yin Fu and Huangshigong's Su Shu explained it. There are Huai Nan Zi and Wen Zi.