Παραπομπή APA

Gillham, N. W., & Krueger, R. G. (1973). Introduction to Microbiology. Mac Millan Company.

Παραπομπή Chicago Style

Gillham, Nicholas W., και Robert G. Krueger. Introduction to Microbiology. New York: Mac Millan Company, 1973.

Παραπομπή MLA

Gillham, Nicholas W., και Robert G. Krueger. Introduction to Microbiology. Mac Millan Company, 1973.