Avalos, G., Soto, A., & Alfaro, W. (2012). Effect of artificial feeders on pollen loads of the hummingbirds of Cerro de La Muerte, Costa Rica.
シカゴスタイル引用形Avalos, Gerardo, Alejandra Soto, , Willy Alfaro. Effect of Artificial Feeders On Pollen Loads of the Hummingbirds of Cerro De La Muerte, Costa Rica. 2012.
MLA引用形式Avalos, Gerardo, Alejandra Soto, , Willy Alfaro. Effect of Artificial Feeders On Pollen Loads of the Hummingbirds of Cerro De La Muerte, Costa Rica. 2012.
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