APA (7th ed.) Citation

Roman, C. A. (1970). Secretos del cosmos. Salvat.

Chicago Style (17th ed.) Citation

Roman, Colin A. Secretos Del Cosmos. Madrid: Salvat, 1970.

MLA (9th ed.) Citation

Roman, Colin A. Secretos Del Cosmos. Salvat, 1970.

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