APA
(1992). Encyclopedia of Microbiology: Vol. 3. New York: Harcourt Brace.
Chicago
1992. Encyclopedia of Microbiology: Vol. 3. New York: Harcourt Brace.
Harvard
(1992). Encyclopedia of Microbiology: Vol. 3. New York: Harcourt Brace.
MLA
Encyclopedia of Microbiology: Vol. 3. New York: Harcourt Brace. 1992.