Παραπομπή APA

Schultz, T. W. (1968). Economic growrh and agriculture. McGraw Hill Book company.

Παραπομπή Chicago Style

Schultz, Theodore W. Economic Growrh and Agriculture. New York: McGraw Hill Book company, 1968.

Παραπομπή MLA

Schultz, Theodore W. Economic Growrh and Agriculture. McGraw Hill Book company, 1968.