Armacost, G. H. (1940). High school principals' annual reports: A study of typewritten, duplicated, and printed annual reports of high school principals to the superintendent and board of education, and to the public. Teachers College.
Παραπομπή σε μορφή Chicago (17η εκδ.)Armacost, George Henry. High School Principals' Annual Reports: A Study of Typewritten, Duplicated, and Printed Annual Reports of High School Principals to the Superintendent and Board of Education, and to the Public. New York: Teachers College, 1940.
Παραπομπή σε μορφή MLA (9th εκδ.)Armacost, George Henry. High School Principals' Annual Reports: A Study of Typewritten, Duplicated, and Printed Annual Reports of High School Principals to the Superintendent and Board of Education, and to the Public. Teachers College, 1940.