Cita APA (7a ed.)
Schmit, V., & Debouck, D. G. (1990). Phaseolus glabellus Piper, a noteworthy variant of the P. coccineus complex?
Cita Chicago Style (17a ed.)
Schmit, V., y Daniel G. Debouck. Phaseolus Glabellus Piper, a Noteworthy Variant of the P. Coccineus Complex? 1990.
Cita MLA (9a ed.)
Schmit, V., y Daniel G. Debouck. Phaseolus Glabellus Piper, a Noteworthy Variant of the P. Coccineus Complex? 1990.
Precaución: Estas citas no son 100% exactas.