Goodwin, F. J. (1968). The art of the headmaster: With suggestions on school administration. Ward Lock.
Citazione stile Chigago Style (17a edizione)Goodwin, Frederick Joseph. The Art of the Headmaster: With Suggestions on School Administration. London: Ward Lock, 1968.
Citatione MLA (8a ed.)Goodwin, Frederick Joseph. The Art of the Headmaster: With Suggestions on School Administration. Ward Lock, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.