APA (7th ed.) Citation

Shelby, L. R. (1971). Mediaeval Masons' Templates.

Chicago Style (17th ed.) Citation

Shelby, Lon R. Mediaeval Masons' Templates. 1971.

MLA (9th ed.) Citation

Shelby, Lon R. Mediaeval Masons' Templates. 1971.

Warning: These citations may not always be 100% accurate.