U.S. Office of Education. Division of International Education. (1956). Teachers exchange opportunities and summer seminars for American elementary, secondary, and junior college teachers under the international education exchange program, 1957-58. U.S. Govt. Print. Off.
Citazione stile Chigago Style (17a edizione)U.S. Office of Education. Division of International Education. Teachers Exchange Opportunities and Summer Seminars for American Elementary, Secondary, and Junior College Teachers Under the International Education Exchange Program, 1957-58. [Washington: U.S. Govt. Print. Off, 1956.
Citatione MLA (9a ed.)U.S. Office of Education. Division of International Education. Teachers Exchange Opportunities and Summer Seminars for American Elementary, Secondary, and Junior College Teachers Under the International Education Exchange Program, 1957-58. U.S. Govt. Print. Off, 1956.