Ramsey, C. G., & Sleeper, H. R. (1936). Architectural graphic standards for architects, engineers, decorators, builders and draftsmen (2d ed.). New York, London: J. Wiley & sons, inc.; Chapman & Hall, limited.

Ramsey, Charles George, and Harold Reeve Sleeper. Architectural Graphic Standards for Architects, Engineers, Decorators, Builders and Draftsmen. 2d ed. New York, London: J. Wiley & sons, inc.; Chapman & Hall, limited, 1936.

Ramsey, Charles George, and Harold Reeve Sleeper. Architectural Graphic Standards for Architects, Engineers, Decorators, Builders and Draftsmen. 2d ed. New York, London: J. Wiley & sons, inc.; Chapman & Hall, limited, 1936.