APA Citation

Hradecký, P., & Rapprich, V. (2007). Historical Tephra-stratigraphy of the Cosigüina Volcano (Western Nicaragua). Universidad de Costa Rica.

Chicago Style Citation

Hradecký, Petr, and Vladislav Rapprich. Historical Tephra-stratigraphy of the Cosigüina Volcano (Western Nicaragua). Universidad de Costa Rica, 2007.

MLA Citation

Hradecký, Petr, and Vladislav Rapprich. Historical Tephra-stratigraphy of the Cosigüina Volcano (Western Nicaragua). Universidad de Costa Rica, 2007.

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