Citazione Stile APA (7a Edizione)

WASHTON, N. S. (1974). Teaching science in elementary and middle schools. David McKay Company.

Citazione stile Chigago Style (17a edizione)

WASHTON, Nathan S. Teaching Science in Elementary and Middle Schools. New York: David McKay Company, 1974.

Citatione MLA (9a ed.)

WASHTON, Nathan S. Teaching Science in Elementary and Middle Schools. David McKay Company, 1974.