National Passive Solar Directory by Ken Bossong (0899881009 9780899881003 0-89988-100-9)
Passive Solar Hot Water Heating (0899881076 9780899881072 0-89988-107-6)
Heating at Night With the Sun (0899881084 9780899881089 0-89988-108-4)
Earth-Sheltered Design Building Homes Underground to Conserve Energy (0899881114 9780899881119 0-89988-111-4)
Passive Solar Bibliography: An Annotated Review of Books, Reports and Periodicals (0899881130 9780899881133 0-89988-113-0)
