Gutiérrez Fonseca, P. E., Ramírez, A., Umaña, G., & Springer, M. (2013). Freshwater macroinvertebrates from Cocos Island, Costa Rica: Species and comparison with other islands of the Eastern Tropical Pacific.
शिकागो स्टाइल उद्धरणGutiérrez Fonseca, Pablo E., Alonso Ramírez, Gerardo Umaña, और Monika Springer. Freshwater Macroinvertebrates From Cocos Island, Costa Rica: Species and Comparison With Other Islands of the Eastern Tropical Pacific. 2013.
एमएलए उद्धरणGutiérrez Fonseca, Pablo E., Alonso Ramírez, Gerardo Umaña, और Monika Springer. Freshwater Macroinvertebrates From Cocos Island, Costa Rica: Species and Comparison With Other Islands of the Eastern Tropical Pacific. 2013.
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