Não informado. (1969). Issues today: The magazine for high school social studies. American Education Publications, Xerox Education Group.
Chicago-viite (17. p.)Não informado. Issues Today: The Magazine for High School Social Studies. Columbus, Ohio: American Education Publications, Xerox Education Group, 1969.
MLA-viite (8. p.)Não informado. Issues Today: The Magazine for High School Social Studies. American Education Publications, Xerox Education Group, 1969.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.