APA

Hegarty E. J., . (1960). How to build job enthusiasm. New York: McGraw-Hill.

Chicago

Hegarty Edward J, . 1960. How to build job enthusiasm. New York: McGraw-Hill.

Harvard

Hegarty E. J., . (1960). How to build job enthusiasm. New York: McGraw-Hill.

MLA

Hegarty Edward J, . How to build job enthusiasm. New York: McGraw-Hill. 1960.