Παραπομπή APA

Stacey, G., & ...[et al.]. (1997). Biological nitrogen fixation. CBS Publishers and Distributors.

Παραπομπή Chicago Style

Stacey, Gary, και ...[et al.]. Biological Nitrogen Fixation. New Delhi: CBS Publishers and Distributors, 1997.

Παραπομπή MLA

Stacey, Gary, και ...[et al.]. Biological Nitrogen Fixation. CBS Publishers and Distributors, 1997.