APA (7th ed.) Citation

Petersen. (1987). Yoga: Step by step. A7C.

Chicago Style (17th ed.) Citation

Petersen. Yoga: Step by Step. London: A7C, 1987.

MLA (8th ed.) Citation

Petersen. Yoga: Step by Step. A7C, 1987.

Warning: These citations may not always be 100% accurate.