Recommended Reading

Kindness, Clarity and InsightBy: His Holiness the 14th Dalai Lama

Introduction to TantraBy: Lama Yeshe

Becoming Vajrasattva: The Tantric Path of PurificationBy: Lama Yeshe

Teachings from the Medicine Buddha RetreatBy: Lama Zopa Rinpoche

Ultimate HealingBy: Lama Zopa Rinpoche

Teachings from the Mani RetreatBy: Lama Zopa Rinpoche

Heart Advice for RetreatBy: Lama Zopa Rinpoche

Nyung Nä: The Means of Achievement of the Great Compassionate OneBy His Holiness the 7th Dalai Lama, Translated by Lama Zopa Rinpoche

See also the Berzin Archives online, for great descriptions of self-generation via the Six Deities.