Cita APA (7a ed.)

Leach, N. (2021). Insight Guides US national parks west (Seventh edition.). Insight Guides.

Cita Chicago Style (17a ed.)

Leach, Nicky. Insight Guides US National Parks West. Seventh edition. [London]: Insight Guides, 2021.

Cita MLA (8a ed.)

Leach, Nicky. Insight Guides US National Parks West. Seventh edition. Insight Guides, 2021.

Precaución: Estas citas no son 100% exactas.