Citazione Stile APA (7a Edizione)

Tunnard, C., & Reed, H. H. (1956). American skyline: The growth and form of our cities towns. The New American Library.

Citazione stile Chigago Style (17a edizione)

Tunnard, Christopher, e Henry Hope Reed. American Skyline: The Growth and Form of Our Cities Towns. Nueva York: The New American Library, 1956.

Citatione MLA (9a ed.)

Tunnard, Christopher, e Henry Hope Reed. American Skyline: The Growth and Form of Our Cities Towns. The New American Library, 1956.