Παραπομπή APA

The world of ideas: essays for study. (1966). The world of ideas: Essays for study. New York: Holt, Rinehart and Winston.

Παραπομπή Chicago Style

The world of ideas: essays for study. The World of Ideas: Essays for Study. New York: Holt, Rinehart and Winston, 1966.

Παραπομπή MLA

The world of ideas: essays for study. The World of Ideas: Essays for Study. New York: Holt, Rinehart and Winston, 1966.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.