APA

Alexander W. M., Saylor J. G., . (1950). Secondary education: basic principles and practices. New York: Rinehart.

Chicago

Alexander William Marvin, Saylor J Galen, . 1950. Secondary education: basic principles and practices. New York: Rinehart.

Harvard

Alexander W. M., Saylor J. G., . (1950). Secondary education: basic principles and practices. New York: Rinehart.

MLA

Alexander William Marvin, Saylor J Galen, . Secondary education: basic principles and practices. New York: Rinehart. 1950.