APA (7th ed.) Citation

Hudgens, J. (2017). Comprehensive ruby programming: Go from beginner to confident programmer (1st edition.). Packt.

Chicago Style (17th ed.) Citation

Hudgens, Jordan. Comprehensive Ruby Programming: Go from Beginner to Confident Programmer. 1st edition. Birmingham, [England] ; Mumbai, [India]: Packt, 2017.

MLA (9th ed.) Citation

Hudgens, Jordan. Comprehensive Ruby Programming: Go from Beginner to Confident Programmer. 1st edition. Packt, 2017.