Cita APA (7th ed.)
Sauvy, A., & Sauvy, A. (1973). Project 1: Educating man for the 21st century : volume 3 : access to education.
Cita Chicago (17th ed.)
Sauvy, Alfred, i Alfred Sauvy. Project 1: Educating Man for the 21st Century : Volume 3 : Access to Education. 1973.
Cita MLA (9th ed.)
Sauvy, Alfred, i Alfred Sauvy. Project 1: Educating Man for the 21st Century : Volume 3 : Access to Education. 1973.
Atenció: Aquestes cites poden no estar 100% correctes.