APA (7th ed.) Citation

Friedman, M. y. (1980). Libertad de elegir. Grijalbo.

Chicago Style (17th ed.) Citation

Friedman, Milton y.. Libertad De Elegir. Barcelona: Grijalbo, 1980.

MLA (9th ed.) Citation

Friedman, Milton y.. Libertad De Elegir. Grijalbo, 1980.

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