APA (7th ed.) Citation
Debouck, D. G., Araya Villalobos, R., Ocampo S., R., & González Ugalde, W. (1989). Collecting Phaseolus in Costa Rica.
Chicago Style (17th ed.) Citation
Debouck, Daniel G., Rodolfo Araya Villalobos, R.A Ocampo S., and W.G González Ugalde. Collecting Phaseolus in Costa Rica. 1989.
MLA (9th ed.) Citation
Debouck, Daniel G., et al. Collecting Phaseolus in Costa Rica. 1989.
Warning: These citations may not always be 100% accurate.