APA Edition Citation

SPRENT,Janet I. (1979). THE BIOLOGY OF NITROGEN-FIXING ORGANISMS. McGRAW - HILL BOOK COMPANY.

Chicago Edition Citation

SPRENT,Janet I. THE BIOLOGY OF NITROGEN-FIXING ORGANISMS. NEW YORK: McGRAW - HILL BOOK COMPANY, 1979.

MLA Edition Citation

SPRENT,Janet I. THE BIOLOGY OF NITROGEN-FIXING ORGANISMS. McGRAW - HILL BOOK COMPANY, 1979.