Encyclopedia of microbiology; Volume 2
Lederberg, Joshua, editor-in-chief
Academic Press, 1992
 Buku Referensi
Encyclopedia of microbiology; Volume 3
Lederberg, Joshua, editor-in-chief
Academic Press, 1992
 Buku Referensi
Encyclopedia of microbiology; Volume 4
Lederberg, Joshua, editor-in-chief
Academic Press, 1992
 Buku Referensi
Encyclopedia of linguistics : volume 1
Philipp Strazny, editor
Fitzroy Dearborn, 2005
 Buku Referensi
The Encyclopedia of religion: volume 1
editor, Mircea Eliade
Macmillan Publishing Company, 1987
 Buku Referensi