Swift, P., & Szymanowski, J. (1992). Step-by-step outdoor brickwork: Over twenty easy-to-build projects for your yard and garden. New Holland.
Citação norma ChicagoSwift, Penny, and Janek Szymanowski. Step-by-step Outdoor Brickwork: Over Twenty Easy-to-build Projects for Your Yard and Garden. London: New Holland, 1992.
Citação norma MLASwift, Penny, and Janek Szymanowski. Step-by-step Outdoor Brickwork: Over Twenty Easy-to-build Projects for Your Yard and Garden. New Holland, 1992.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.