Citazione Stile APA (7a Edizione)

Purchase, W. R., & Fidler, J. (1898). Practical masonry: A guide to the art of stone cutting comprising the construction, setting-out and working of stairs, circular work, arches ... (2nd ed.). Crosby Lockwood.

Citazione stile Chigago Style (17a edizione)

Purchase, William R., e John Fidler. Practical Masonry: A Guide to the Art of Stone Cutting Comprising the Construction, Setting-out and Working of Stairs, Circular Work, Arches ... 2nd ed. London: Crosby Lockwood, 1898.

Citatione MLA (8a ed.)

Purchase, William R., e John Fidler. Practical Masonry: A Guide to the Art of Stone Cutting Comprising the Construction, Setting-out and Working of Stairs, Circular Work, Arches ... 2nd ed. Crosby Lockwood, 1898.