Ortega y Sala, M. (1899). Geometria (8a ed.). [s.n.].
Chicago Style (17th ed.) CitationOrtega y Sala, Miguel. Geometria. 8a ed. Toledo: [s.n.], 1899.
MLA (9th ed.) CitationOrtega y Sala, Miguel. Geometria. 8a ed. [s.n.], 1899.
Warning: These citations may not always be 100% accurate.