Abott, W. (1971). Practical geometry and engineering graphics (8th ed.). Blackie & Son.
Chicago Style (17th ed.) CitationAbott, W. Practical Geometry and Engineering Graphics. 8th ed. London: Blackie & Son, 1971.
MLA (9th ed.) CitationAbott, W. Practical Geometry and Engineering Graphics. 8th ed. Blackie & Son, 1971.
Warning: These citations may not always be 100% accurate.