APA-viite

Alfaro Reyna, T. (2007). Study of conditions for further harvests in natural forests in the northern zone of Costa Rica.

Chicago-tyylinen lähdeviittaus

Alfaro Reyna, Teresa. Study of Conditions for Further Harvests in Natural Forests in the Northern Zone of Costa Rica. 2007.

MLA-viite

Alfaro Reyna, Teresa. Study of Conditions for Further Harvests in Natural Forests in the Northern Zone of Costa Rica. 2007.

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