An Introduction to Vipassana Meditation
Acharn Helen Jandamit, Rev. Sadharama
The Guide (Nettippakarana)
KACCANA THERA. Translated by Nanamoli
How Buddhism Began
Richard F. Gombrich
Handbook of Vipassana Meditation for beginners
Phra Athikan Somsak Sorado, Abbot of Wat Bhaddanta Asabharam