James Haughton. (2007). Yoga system of Patanjali. Motilal Banarsidass.
Chicago Style aipamenaJames Haughton. Yoga System of Patanjali. Delhi: Motilal Banarsidass, 2007.
MLA aipamenaJames Haughton. Yoga System of Patanjali. Motilal Banarsidass, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.