Ensiklopedi umum
The new junior world encyclopedia 1
Lexicon universal encyclopedia 1
International encyclopedia of psychiatry, psychology,psychoanalysis, and neurology vol.1
Ensiklopedi Indonesia 1
Compton's encyclopedia and fact-index vol.1
Compton's pictured encyclopedia and fact index vol.1
Gateway to the great books vol.1: introduction and syn-topical guide
Great books of the western world vol.1: the great con-versation
The columbiaviking desk encyclopedia a-k vol.1.-- Ed. 2
The new junior world encyclopedia 2
Lexicon universal encyclopedia 2
International encyclopedia of psychiatry,psychology,psychoanalysis,and neurology vol.2
Compton's encyclopedia and fact-index vol.2
Encyclopedia Americana vol 2.-- Ed. International
Ensiklopedi Indonesia 2
Ensiklopedi tari Indonesia vol 2: seri F-J
Compton's pictured encyclopedia and fact index vol.2
Gateway to the great books vol.2: imaginative literatur