Gaya APA

Wuerthner, George.. (). E-Book Tourism / Grand Canyon: A Visitor's Companion . : .

Gaya Chicago

Wuerthner, George.. E-Book Tourism / Grand Canyon: A Visitor's Companion. : , . Text.

Gaya MLA

Wuerthner, George.. E-Book Tourism / Grand Canyon: A Visitor's Companion. : , . Text.

Gaya Turabian

Wuerthner, George.. E-Book Tourism / Grand Canyon: A Visitor's Companion. : , . Print.