Pyatkin, . K. (1967). Microbiology. Mir Publishers.
Cita Chicago (17th ed.)Pyatkin, K. Microbiology. Moscow: Mir Publishers, 1967.
Cita MLA (9th ed.)Pyatkin, K. Microbiology. Mir Publishers, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.