APA (7th ed.) Citation

Aster, E. v., & Landa, R. (1928). Introducciðn a la psicologa (2“ ed.). Labor.

Chicago Style (17th ed.) Citation

Aster, E. von, and Ruben Landa. Introducciðn a La Psicologa. 2“ ed. Barcelona ; Buenos Aires: Labor, 1928.

MLA (9th ed.) Citation

Aster, E. von, and Ruben Landa. Introducciðn a La Psicologa. 2“ ed. Labor, 1928.

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