Catholic Encyclopedia
Encyclopedia of Conifers
The Encyclopedia of Science Fiction
Encyclopedia of Earth
Encyclopedia Africana
Encyclopedia Americana
World History Encyclopedia
Columbia Encyclopedia
The Official Encyclopedia of Bridge
Encyclopedia Galactica
Stanford Encyclopedia of Philosophy
Te Ara: The Encyclopedia of New Zealand
International Encyclopedia of Unified Science
Encyclopedia of Life
Lijst van driehoekscentra met hun kimberlingnummer
On-Line Encyclopedia of Integer Sequences
An Encyclopaedia of New Zealand
International Encyclopedia of Systems and Cybernetics
30 Sentai Encyclopedia
Encyclopædia Britannica