4 books in this genre
The Kālachakra tantra
His Holiness Tenzin Gyatso the XIV Dalai Lama
The Yoga of Power
Julius Evola
Yoni Tantra Commentary on Selected Verses In Light of Kriya Yoga
Yoga Niketan
The Radiance Sutras 112 Gateways To The Yoga Of Wonder And Delight
Lorin Roche
