APA (7th ed.) Citation

DiLeo, C. (2019). Clean Ruby: A Guide to Crafting Better Code for Rubyists (1st edition.). Apress.

Chicago Style (17th ed.) Citation

DiLeo, Carleton. Clean Ruby: A Guide to Crafting Better Code for Rubyists. 1st edition. Apress, 2019.

MLA (9th ed.) Citation

DiLeo, Carleton. Clean Ruby: A Guide to Crafting Better Code for Rubyists. 1st edition. Apress, 2019.

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