Cita APA (7th ed.)

Zandstra, M. Sams teach yourself PHP in 24 hours (Third edition.). Pearson Education.

Cita Chicago (17th ed.)

Zandstra, Matt. Sams Teach Yourself PHP in 24 Hours. Third edition. Delhi: Pearson Education.

Cita MLA (9th ed.)

Zandstra, Matt. Sams Teach Yourself PHP in 24 Hours. Third edition. Pearson Education.