Παραπομπή APA
Schultz, T. W. (1971). Investment in Human Capital: The role of education and of research. New York: The Free Press.
Παραπομπή Chicago StyleSchultz, Theodore W. Investment in Human Capital: The Role of Education and of Research. New York: The Free Press, 1971.
Παραπομπή MLASchultz, Theodore W. Investment in Human Capital: The Role of Education and of Research. New York: The Free Press, 1971.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.