APA (7th ed.) Citation

Villarreal Gómez, L. O. (1981). Manual sobre reforma previsional.

Chicago Style (17th ed.) Citation

Villarreal Gómez, Luis Osvaldo. Manual Sobre Reforma Previsional. Chile, Santiago, 1981.

MLA (9th ed.) Citation

Villarreal Gómez, Luis Osvaldo. Manual Sobre Reforma Previsional. 1981.

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