Cita APA (7th ed.)

Kemp, C., & Gyger, B. (2013). Professional Heroku programming. John Wiley and Sons.

Cita Chicago (17th ed.)

Kemp, Chris, i Brad Gyger. Professional Heroku Programming. Indianapolis, Ind.: John Wiley and Sons, 2013.

Cita MLA (9th ed.)

Kemp, Chris, i Brad Gyger. Professional Heroku Programming. John Wiley and Sons, 2013.