Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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