Παραπομπή APA

Valverde, J., Hanson, P., & Carpenter, J. (2019). Keys to the Costa Rican species of paper wasps (Hymenoptera: Vespidae: Polistinae).

Παραπομπή Chicago Style

Valverde, J.-Pablo, Paul Hanson, και James  Carpenter. Keys to the Costa Rican Species of Paper Wasps (Hymenoptera: Vespidae: Polistinae). 2019.

Παραπομπή MLA

Valverde, J.-Pablo, Paul Hanson, και James  Carpenter. Keys to the Costa Rican Species of Paper Wasps (Hymenoptera: Vespidae: Polistinae). 2019.

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