APA (7th ed.) Citation

Cooper, P. (2016). Beginning Ruby: From Novice to Professional, Third Edition (3rd edition.). Apress.

Chicago Style (17th ed.) Citation

Cooper, Peter. Beginning Ruby: From Novice to Professional, Third Edition. 3rd edition. Apress, 2016.

MLA (9th ed.) Citation

Cooper, Peter. Beginning Ruby: From Novice to Professional, Third Edition. 3rd edition. Apress, 2016.

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