Παραπομπή APA

(1981). Tools for teaching: Quality tools for effective teaching for over 75 years (51st ed.). Cleveland: Brodhead-Garrett.

Παραπομπή Chicago Style

Tools for Teaching: Quality Tools for Effective Teaching for Over 75 Years. 51st ed. Cleveland: Brodhead-Garrett, 1981.

Παραπομπή MLA

Tools for Teaching: Quality Tools for Effective Teaching for Over 75 Years. 51st ed. Cleveland: Brodhead-Garrett, 1981.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.