एपीए उद्धरण

Roberts, D. L. (2007). Effects of tropical forest fragmentation on ecology and conservation of migrant and resident birds in lowland Costa Rica.

शिकागो स्टाइल उद्धरण

Roberts, Dina L. Effects of Tropical Forest Fragmentation On Ecology and Conservation of Migrant and Resident Birds in Lowland Costa Rica. 2007.

एमएलए उद्धरण

Roberts, Dina L. Effects of Tropical Forest Fragmentation On Ecology and Conservation of Migrant and Resident Birds in Lowland Costa Rica. 2007.