R.H.Singh. (1991). Foundations of contemporary yoga (1.). Chaukhamba Sanskrit Pratisthan.
Chicago Edition CitationR.H.Singh. Foundations of Contemporary Yoga. 1. Delhi: Chaukhamba Sanskrit Pratisthan, 1991.
Deismireacht MLAR.H.Singh. Foundations of Contemporary Yoga. 1. Chaukhamba Sanskrit Pratisthan, 1991.
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