Tibetan Buddhism: Books

Its Fundamentals and History
Dudjom Rinpoche, Gyurme Dorje, Matthew Kapstein
An Explanation of the Terma Tradition of Tibetan Buddhism
Tulku Thondup Rinpoche
Lives and Liberation of Princess Mandarava
The Indian Consort of Padmasambhava
Lama Chonam, Sangye Khandro, Janet Gyatso