APA (7th ed.) Citation
Freytag, G. F., & Debouck, D. G. (1996). Phaseolus costaricensis, a new wild bean species (Phaseolinae, leguminosae) from Costa Rica and Panama, Central America. JSTOR.
Chicago Style (17th ed.) Citation
Freytag, George F., and Daniel G. Debouck. Phaseolus Costaricensis, a New Wild Bean Species (Phaseolinae, Leguminosae) from Costa Rica and Panama, Central America. JSTOR, 1996.
MLA (9th ed.) Citation
Freytag, George F., and Daniel G. Debouck. Phaseolus Costaricensis, a New Wild Bean Species (Phaseolinae, Leguminosae) from Costa Rica and Panama, Central America. JSTOR, 1996.
Warning: These citations may not always be 100% accurate.