Peterson, T. (1956). Magazines: In the twenthieth century. Urbana: The University of Illinois Press.
Παραπομπή Chicago StylePeterson, Theodore. Magazines: In the Twenthieth Century. Urbana: The University of Illinois Press, 1956.
Παραπομπή MLAPeterson, Theodore. Magazines: In the Twenthieth Century. Urbana: The University of Illinois Press, 1956.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.