Cita APA (7th ed.)

SIERRA KATHY. (2009). HEAD FIRST JAVA (2 ND.). OREILLY.

Cita Chicago (17th ed.)

SIERRA KATHY. HEAD FIRST JAVA. 2 ND. NEW DELHI: OREILLY, 2009.

Cita MLA (9th ed.)

SIERRA KATHY. HEAD FIRST JAVA. 2 ND. OREILLY, 2009.