Suggested reading

"Svādhyāyād iṣṭadevatā saṃprayogaḥ - by study of spiritual books comes communion with one's chosen deity"
PYS 2.44
Ashtanga Yoga Asana (posture)
YOGA
ASHTANGA YOGA FOR PREGNANCY
YOGA PHILOSOPY FOR NEWER PRACTITIONERS
FURTHER YOGA PHILOSOPHY
ACADEMIC
BUDDHISM
MIND BODY SPIRIT
RACE & IDENTITY