Não informado. (1969). Issues today: The magazine for high school social studies. American Education Publications, Xerox Education Group.
Style de citation Chicago (17e éd.)Não informado. Issues Today: The Magazine for High School Social Studies. Columbus, Ohio: American Education Publications, Xerox Education Group, 1969.
Style de citation MLA (8e éd.)Não informado. Issues Today: The Magazine for High School Social Studies. American Education Publications, Xerox Education Group, 1969.
Attention : ces citations peuvent ne pas être correctes à 100%.