Não informado. (1969). Issues today: The magazine for high school social studies. American Education Publications, Xerox Education Group.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Issues Today: The Magazine for High School Social Studies. Columbus, Ohio: American Education Publications, Xerox Education Group, 1969.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Issues Today: The Magazine for High School Social Studies. American Education Publications, Xerox Education Group, 1969.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.