Citazione Stile APA (7a Edizione)

Schneider, G. (1976). Environmental Education Libraries: $25, $50 and $75 Collections.

Citazione stile Chigago Style (17a edizione)

Schneider, Gerald. Environmental Education Libraries: $25, $50 and $75 Collections. 1976.

Citatione MLA (9a ed.)

Schneider, Gerald. Environmental Education Libraries: $25, $50 and $75 Collections. 1976.