Cita APA (7a ed.)

Portoghesi, P., & Young, E. G. (2000). Nature and architecture. Skira.

Cita Chicago Style (17a ed.)

Portoghesi, Paolo, y Erika G. Young. Nature and Architecture. Milano: Skira, 2000.

Cita MLA (9a ed.)

Portoghesi, Paolo, y Erika G. Young. Nature and Architecture. Skira, 2000.