Urráburu, J. J. d. (1903). Cosmologia. ex officina typograhi Gabrielis López.
Chicago Style (17th ed.) CitationUrráburu, Juan José de. Cosmologia. Matriti: ex officina typograhi Gabrielis López, 1903.
MLA (9th ed.) CitationUrráburu, Juan José de. Cosmologia. ex officina typograhi Gabrielis López, 1903.
Warning: These citations may not always be 100% accurate.