David Levinson, editor
Sage Publications , 2002
Buku Referensi
edited by Eric Hickey
SAGE Publications, 2003
Buku Referensi
Americana Corporation, 1977
Buku Referensi
Americana Corporation, 1964
Buku Referensi
Lederberg, Joshua, editor-in-chief
Academic Press, 1992
Buku Referensi