APA Citation

Alvarado Hernández, A. 1. A volcanic ash scil toposequence in Costa Rica , Central America.

Chicago Style Citation

Alvarado Hernández, Alfredo 1945-. A Volcanic Ash Scil Toposequence in Costa Rica , Central America.

MLA Citation

Alvarado Hernández, Alfredo 1945-. A Volcanic Ash Scil Toposequence in Costa Rica , Central America.

Warning: These citations may not always be 100% accurate.