APA (7th ed.) Citation

Guillebeau, C. (2017). Side hustle: From idea to income in 27 days.

Chicago Style (17th ed.) Citation

Guillebeau, Chris. Side Hustle: From Idea to Income in 27 Days. 2017.

MLA (8th ed.) Citation

Guillebeau, Chris. Side Hustle: From Idea to Income in 27 Days. 2017.

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