(1946). Proceedings: National congress of parents and teachers : 1945 : official reports and records. Chicago: [s.n.].
استشهاد بنمط شيكاغوProceedings: National Congress of Parents and Teachers : 1945 : Official Reports and Records. Chicago: [s.n.], 1946.
MLA استشهادProceedings: National Congress of Parents and Teachers : 1945 : Official Reports and Records. Chicago: [s.n.], 1946.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.