Citazione APA

Shoppell, R. W. Descriptive price-list of Shoppell's modern house designs. Co-operative Building Plan Association.

Stile di citazione Chicago

Shoppell, R. W. Descriptive Price-list of Shoppell's Modern House Designs. New York: Co-operative Building Plan Association.

Citazione MLA

Shoppell, R. W. Descriptive Price-list of Shoppell's Modern House Designs. Co-operative Building Plan Association.