Gaya APA

Crueger, W., Crueger, A. (1982). Biotechnology A Textbook of Industrial Microbiology (1). : Sinauer Associates.

Gaya MLA

Crueger, Wulf., Crueger, Anneliese. "Biotechnology A Textbook of Industrial Microbiology". 1 : Sinauer Associates, 1982. Text.