Cita APA (7th ed.)

Vestner, H. (1990). Insight guides: Venice. APA Pub.

Cita Chicago (17th ed.)

Vestner, Heinz. Insight Guides: Venice. Singapore: APA Pub, 1990.

Cita MLA (9th ed.)

Vestner, Heinz. Insight Guides: Venice. APA Pub, 1990.