APA (7th ed.) Citation

José Antonio de Donostia. (1947). In foraminibus petrae.

Chicago Style (17th ed.) Citation

José Antonio de Donostia. In Foraminibus Petrae. 1947.

MLA (9th ed.) Citation

José Antonio de Donostia. In Foraminibus Petrae. 1947.

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