APA (7th ed.) Citation

San Miguel, M. (1931). Manual de geologia (1a ed.). Manuel Marin.

Chicago Style (17th ed.) Citation

San Miguel, M. Manual De Geologia. 1a ed. Barcelona: Manuel Marin, 1931.

MLA (9th ed.) Citation

San Miguel, M. Manual De Geologia. 1a ed. Manuel Marin, 1931.

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