एपीए उद्धरण

Gocke, K., Bussing, W., & Cortés, J. (1990). The annual cycle of primary productivity in Laguna de Río Cuarto, a volcanic lake (maar) in Costa Rica.

शिकागो स्टाइल उद्धरण

Gocke, Klaus, William Bussing, और Jorge Cortés. The Annual Cycle of Primary Productivity in Laguna De Río Cuarto, a Volcanic Lake (maar) in Costa Rica. 1990.

एमएलए उद्धरण

Gocke, Klaus, William Bussing, और Jorge Cortés. The Annual Cycle of Primary Productivity in Laguna De Río Cuarto, a Volcanic Lake (maar) in Costa Rica. 1990.