Tohutoro APA (7th ed.)

Freeman, E., & Robson, E. (2004). Head first design patterns (First edition.). OReilly.

Tohutoru Kātū Chicago (17th ed.)

Freeman, Eric, me Elisabeth Robson. Head First Design Patterns. First edition. Sebastopol, CA: OReilly, 2004.

Tohutoro MLA (9th ed.)

Freeman, Eric, me Elisabeth Robson. Head First Design Patterns. First edition. OReilly, 2004.