Citazione Stile APA (7a Edizione)

Ivany, J. G. (1972). Environment: Readings for teachers. Addison-Wesley.

Citazione stile Chigago Style (17a edizione)

Ivany, J.W. George. Environment: Readings for Teachers. Reading, MA: Addison-Wesley, 1972.

Citatione MLA (9a ed.)

Ivany, J.W. George. Environment: Readings for Teachers. Addison-Wesley, 1972.