APA aipamena

Levering, R. (1987). The 100 best: Comanies to work for in America. New York: New American Library.

Chicago Style aipamena

Levering, Robert. The 100 Best: Comanies to Work for in America. New York: New American Library, 1987.

MLA aipamena

Levering, Robert. The 100 Best: Comanies to Work for in America. New York: New American Library, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.