Shoppell, R. W. Descriptive price-list of Shoppell's modern house designs. Co-operative Building Plan Association.
Citação do estilo Chicago (17ª ed.)Shoppell, R. W. Descriptive Price-list of Shoppell's Modern House Designs. New York: Co-operative Building Plan Association.
Citação MLA (8ª ed.)Shoppell, R. W. Descriptive Price-list of Shoppell's Modern House Designs. Co-operative Building Plan Association.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.