Gaya APA

Chung, T, C. et al (1990). The Sayings of Lao Zi : The Silence of the Wise (First Edition). Singapore: Asiapac Books & Educational AIDS (S) PTE LTD.

Gaya MLA

Chung, Tsai, Chih. et al. "The Sayings of Lao Zi : The Silence of the Wise". First Edition Singapore: Asiapac Books & Educational AIDS (S) PTE LTD, 1990. Academic.