MLA

Cosmina, Iuliana, et al. Pro Spring 5. Apress, 2017.

APA

Cosmina, I., Harrop, R., Ho, C., & Schaefer, C. (2017). Pro Spring 5. Apress.

Chicago

Cosmina, Iuliana, Rob Harrop, Clarence Ho, and Chris Schaefer. Pro Spring 5. : Apress, 2017.