APA

Schell E. H., . (1951). Technique of administration: administrative proficiency in business. New York: McGraw-Hill.

Chicago

Schell Erwin Haskell, . 1951. Technique of administration: administrative proficiency in business. New York: McGraw-Hill.

Harvard

Schell E. H., . (1951). Technique of administration: administrative proficiency in business. New York: McGraw-Hill.

MLA

Schell Erwin Haskell, . Technique of administration: administrative proficiency in business. New York: McGraw-Hill. 1951.