(1972). Encyclopedia of education. Tōkyō.
Trích dẫn kiểu ChicagoEncyclopedia of Education. Tōkyō, 1972.
MLA citiranjeEncyclopedia of Education. Tōkyō, 1972.
Opozorilo: Ti citati niso vedno 100% točni.
(1972). Encyclopedia of education. Tōkyō.
Trích dẫn kiểu ChicagoEncyclopedia of Education. Tōkyō, 1972.
MLA citiranjeEncyclopedia of Education. Tōkyō, 1972.