APA Citatie

Ulloa, A., Aguilar, T., Goicoechea, C., & Ramírez, R. (2011). DESCRIPTION, CLASSIFICATION AND GEOLOGICAL ASPECTS OF THE KARSTIC REGIONS OF COSTA RICA.

Chicago Style citaat

Ulloa, Andrés, Teresita Aguilar, Carlos Goicoechea, en Ronald Ramírez. DESCRIPTION, CLASSIFICATION AND GEOLOGICAL ASPECTS OF THE KARSTIC REGIONS OF COSTA RICA. 2011.

MLA citatie

Ulloa, Andrés, Teresita Aguilar, Carlos Goicoechea, en Ronald Ramírez. DESCRIPTION, CLASSIFICATION AND GEOLOGICAL ASPECTS OF THE KARSTIC REGIONS OF COSTA RICA. 2011.

Let op: Deze citaties zijn niet altijd 100% accuraat.