Penggayaan APA

Polsinelli, M., Materassi, R., Vincenzini, M.. (1991). Nitrogen Fixation . The Netherlands: Kluwer Academic Publishers.

Chicago Style

Polsinelli, M., Materassi, R., Vincenzini, M.. Nitrogen Fixation. The Netherlands: Kluwer Academic Publishers, 1991. Text.

MLA Style

Polsinelli, M., Materassi, R., Vincenzini, M.. Nitrogen Fixation. The Netherlands: Kluwer Academic Publishers, 1991. Text.

Turabian Style

Polsinelli, M., Materassi, R., Vincenzini, M.. Nitrogen Fixation. The Netherlands: Kluwer Academic Publishers, 1991. Print.