APA-referens

Gehrke V, M. R. (1962). Distribution of absorbing roots of coffee (Coffea arabica L.) and rubber (Hevea brasilensis Muell. Arg.) in mixed plantings in two ecological zones of Costa Rica.

Chicago-stil citat

Gehrke V, M. R. Distribution of Absorbing Roots of Coffee (Coffea Arabica L.) and Rubber (Hevea Brasilensis Muell. Arg.) in Mixed Plantings in Two Ecological Zones of Costa Rica. 1962.

MLA-referens

Gehrke V, M. R. Distribution of Absorbing Roots of Coffee (Coffea Arabica L.) and Rubber (Hevea Brasilensis Muell. Arg.) in Mixed Plantings in Two Ecological Zones of Costa Rica. 1962.

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