एपीए उद्धरण

Paaby, P., & Goldman, C. R. (1992). Chlorophyll, primary productivity, and respiration in a lowland Costa Rican stream.

शिकागो स्टाइल उद्धरण

Paaby, Pía, और Charles R. Goldman. Chlorophyll, Primary Productivity, and Respiration in a Lowland Costa Rican Stream. 1992.

एमएलए उद्धरण

Paaby, Pía, और Charles R. Goldman. Chlorophyll, Primary Productivity, and Respiration in a Lowland Costa Rican Stream. 1992.