APA

Mickelson P. P., Hansen K. H., . (1957). Elementary school administration. New York: McGraw-Hill.

Chicago

Mickelson Peter Palmer, Hansen Kenneth Harvey, . 1957. Elementary school administration. New York: McGraw-Hill.

Harvard

Mickelson P. P., Hansen K. H., . (1957). Elementary school administration. New York: McGraw-Hill.

MLA

Mickelson Peter Palmer, Hansen Kenneth Harvey, . Elementary school administration. New York: McGraw-Hill. 1957.