APA引文

Aurobindo. (1970). Letters on yoga. Sri Aurobindo Ashram.

Chicago Edition Citation

Aurobindo. Letters on Yoga. Pondicherry: Sri Aurobindo Ashram, 1970.

MLA引文

Aurobindo. Letters on Yoga. Sri Aurobindo Ashram, 1970.

警告：這些引文格式不一定是100％准確.