Citazione Stile APA (7a Edizione)

Rowell, E. K., & Steffen, B. L. (1996). Humer for preading and teaching. Baker Book house.

Citazione stile Chigago Style (17a edizione)

Rowell, Edward K., e Bonne L. Steffen. Humer for Preading and Teaching. Grand Rapids: Baker Book house, 1996.

Citatione MLA (9a ed.)

Rowell, Edward K., e Bonne L. Steffen. Humer for Preading and Teaching. Baker Book house, 1996.