Reynolds, J. M. (2011). The practice of Dzogchen in the Zhang-Zhung tradition of Tibet: Translations from the Bonpo Dzogchen practice manual: the "Gyalwa Chaktri" of Druchen Gyalwa Yungdrung and the seven-fold cycle of the clear light ; the dark retreat practice from the Zhang-zhung Nyan-gyud. Vajra Publications.
Chicago Style (17th ed.) CitationReynolds, John Myrdhin. The Practice of Dzogchen in the Zhang-Zhung Tradition of Tibet: Translations from the Bonpo Dzogchen Practice Manual: The "Gyalwa Chaktri" of Druchen Gyalwa Yungdrung and the Seven-fold Cycle of the Clear Light ; the Dark Retreat Practice from the Zhang-zhung Nyan-gyud. Kathmandu: Vajra Publications, 2011.
MLA (8th ed.) CitationReynolds, John Myrdhin. The Practice of Dzogchen in the Zhang-Zhung Tradition of Tibet: Translations from the Bonpo Dzogchen Practice Manual: The "Gyalwa Chaktri" of Druchen Gyalwa Yungdrung and the Seven-fold Cycle of the Clear Light ; the Dark Retreat Practice from the Zhang-zhung Nyan-gyud. Vajra Publications, 2011.