Dyfyniad APA

(1946). Proceedings: National congress of parents and teachers : 1945 : official reports and records. Chicago: [s.n.].

Dyfyniad Arddull Chicago

Proceedings: National Congress of Parents and Teachers : 1945 : Official Reports and Records. Chicago: [s.n.], 1946.

Dyfyniad MLA

Proceedings: National Congress of Parents and Teachers : 1945 : Official Reports and Records. Chicago: [s.n.], 1946.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.