APA ציטוט

National Association of Elementary School Principals (U.S.). (1980). Principal. National Association of Elementary School Principals.

Chicago Style (17th ed.) Citation

National Association of Elementary School Principals (U.S.). Principal. Arlington, Va.: National Association of Elementary School Principals, 1980.

ציטוט MLA

National Association of Elementary School Principals (U.S.). Principal. National Association of Elementary School Principals, 1980.