Cita APA (7th ed.)

Alvarez, J. (2016). Maps. Gadgets.

Cita Chicago (17th ed.)

Alvarez, Jose. "Maps." Gadgets 2016.

Cita MLA (9th ed.)

Alvarez, Jose. "Maps." Gadgets, 2016.

Atenció: Aquestes cites poden no estar 100% correctes.