Citazione Stile APA (7a Edizione)

Walter, T., & Siebert, A. (1993). Student success: How to do better in college and still have time for your friends (6th ed.). Harcourt Brace Jovanovich.

Citazione stile Chigago Style (17a edizione)

Walter, Tim, e Al Siebert. Student Success: How to Do Better in College and Still Have Time for Your Friends. 6th ed. Forth Worth: Harcourt Brace Jovanovich, 1993.

Citatione MLA (9a ed.)

Walter, Tim, e Al Siebert. Student Success: How to Do Better in College and Still Have Time for Your Friends. 6th ed. Harcourt Brace Jovanovich, 1993.