Citazione Stile APA (7a Edizione)

Walbesser, H. H., & Eisenberg, T. A. (1972). A review of research on behavioral objetives and learning hierarchies. Ohio State University.

Citazione stile Chigago Style (17a edizione)

Walbesser, Henry H., e Theodore A. Eisenberg. A Review of Research on Behavioral Objetives and Learning Hierarchies. Ohio, Estados Unidos: Ohio State University, 1972.

Citatione MLA (9a ed.)

Walbesser, Henry H., e Theodore A. Eisenberg. A Review of Research on Behavioral Objetives and Learning Hierarchies. Ohio State University, 1972.