APA Style

Xx, A, S, -. (1971). B.C.L.- 20:The Synthesis Of Yoga -I & Ii . Pondicherry: Sri Aurobindo Ashram.

MLA Style

Xx, Aurobindo, Sri, -. "B.C.L.- 20:The Synthesis Of Yoga -I & Ii". Pondicherry: Sri Aurobindo Ashram, 1971. Book.