Citazione Stile APA (7a Edizione)

(1991). Managing the professional development of teachers / edited by Les Bell and Chris Day.

Citazione stile Chigago Style (17a edizione)

Managing the Professional Development of Teachers / Edited by Les Bell and Chris Day. 1991.

Citatione MLA (9a ed.)

Managing the Professional Development of Teachers / Edited by Les Bell and Chris Day. 1991.