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.
শিকাগো স্টাইলে সাইটেশনGutiérrez Fonseca, Pablo E., Alonso Ramírez, Gerardo Umaña, এবং Monika Springer. Freshwater Macroinvertebrates From Cocos Island, Costa Rica: Species and Comparison With Other Islands of the Eastern Tropical Pacific. 2013.
এমএলএ সাইটেশনGutiérrez Fonseca, Pablo E., Alonso Ramírez, Gerardo Umaña, এবং 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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