Gaya APA

Gardner, T, A. (2019). THE BACKPACK; How to Understand and Manage Yourself While Loving Others Along the Way . New Jersey: JOHN WILEY & SON.

Gaya MLA

Gardner, Tim, A.. "THE BACKPACK; How to Understand and Manage Yourself While Loving Others Along the Way". New Jersey: JOHN WILEY & SON, 2019. Text.