APA (7th ed.) Citation

(2017). Comprehensive Ruby programming: Go from beginner to confident programmer / Jordan Hudgens.

Chicago Style (17th ed.) Citation

Comprehensive Ruby Programming: Go from Beginner to Confident Programmer / Jordan Hudgens. 2017.

MLA (9th ed.) Citation

Comprehensive Ruby Programming: Go from Beginner to Confident Programmer / Jordan Hudgens. 2017.

Warning: These citations may not always be 100% accurate.