Cita APA (7a ed.)
Graham, P. H., & Temple, S. R. (1984). Selection for improved nitrogen fixation in Glycine max (L.) Merr. and Phaseolus vulgaris L. Springer.
Cita Chicago Style (17a ed.)
Graham, Peter H., y Steven R. Temple. Selection for Improved Nitrogen Fixation in Glycine Max (L.) Merr. and Phaseolus Vulgaris L. Springer, 1984.
Cita MLA (9a ed.)
Graham, Peter H., y Steven R. Temple. Selection for Improved Nitrogen Fixation in Glycine Max (L.) Merr. and Phaseolus Vulgaris L. Springer, 1984.
Precaución: Estas citas no son 100% exactas.