Cita APA (7a ed.)

(1981). Portopia'81 Exposition: Creation of a New Cultural City on the Sea.

Cita Chicago Style (17a ed.)

Portopia'81 Exposition: Creation of a New Cultural City on the Sea. 1981.

Cita MLA (9a ed.)

Portopia'81 Exposition: Creation of a New Cultural City on the Sea. 1981.

Precaución: Estas citas no son 100% exactas.