एपीए उद्धरण

Díaz-Romeu, R. (1955). Potassium nutrition of abaca and a survey of the available potassium of an abaca plantation in Costa Rica.

शिकागो स्टाइल उद्धरण

Díaz-Romeu, Roberto. Potassium Nutrition of Abaca and a Survey of the Available Potassium of an Abaca Plantation in Costa Rica. 1955.

एमएलए उद्धरण

Díaz-Romeu, Roberto. Potassium Nutrition of Abaca and a Survey of the Available Potassium of an Abaca Plantation in Costa Rica. 1955.