APA citiranje

Alvarado, A., & Forsythe, W. (2005). Variation of bulk density in soil orders of Costa Rica.

Citación estilo Chicago

Alvarado, Alfredo, y Warren Forsythe. Variation of Bulk Density in Soil Orders of Costa Rica. 2005.

MLA citiranje

Alvarado, Alfredo, y Warren Forsythe. Variation of Bulk Density in Soil Orders of Costa Rica. 2005.

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