Life in Relation to Death — by Chagdud Tulku Rinpoche

This text describes the dying process and provides brief but profound instructions on preparing for death.

A Lamp to Illuminate the Five Stages · Teachings on Guhyasamaja Tantra — by Tsongkhapa - translated by Gavin Kilty (Library of Tibetan Classics - Volume 15)

Covers the subtle human physiology of channels and winds along with the process of dying, bardo and rebirth.

Natural Liberation - Padmasambhava's Teachings on the Six Bardos — translated by B. Alan Wallace

This book illuminates the most profound questions about who we are and provides a map for the journey through life, death, and rebirth in great depth and simplicity. A perfect companion to the well-known Tibetan Book of the Dead.

The Tibetan Book of the Dead - The Great Book of Natural Liberation Through Understanding in the Between — composed by Padmasambhava

Essential and profound book of Tibetan philosophy, that reveals the nature of the mind and its manifestations and offers pure enlightenment. Every page should be read and memorized well ahead of time.

The Mirror of Mindfulness - The Cycle of the Four Bardos — by Tsele Natsok Rangdrol

Tibetan Buddhist teachings on the endless cycle of experience. Aimed at inspiring and helping the practitioner achieve liberation from deluded existence.

Phowa Commentary - Instructions for the Practice of Consciousness Transference as Revealed by Rigdzin Longsal Nyingpo — by Chagdud Khadro

This book describes the dying process, and includes practical advice.

Treasures From Juniper Ridge - The Profound Treasure Instructions of Padmasambhava to the Dakini Yeshe Tsogyal — with commentary by Urgyen Tulku

Collection of terma teachings given by Padmasambhava, Tantric master who brought Vajrayana Buddhism to Tibet.

The Bardo Guidebook — by Chokyi Nyima Rinpoche

Drawing from his intimate knowledge of the innermost Vajrayana teachings, the Tibetan master Chokyi Nyima presents in The Bardo Guidebook straightforward, direct instructions on how to deal with the four bardos.