Gregory, D. (1780). A treatise of practical geometry: In three parts. By the late Dr. David Gregory, ... Translated from the Latin. With additions (The ninth edition.).
Chicago Style (17th ed.) CitationGregory, David. A Treatise of Practical Geometry: In Three Parts. By the Late Dr. David Gregory, ... Translated from the Latin. With Additions. The ninth edition. 1780.
MLA (9th ed.) CitationGregory, David. A Treatise of Practical Geometry: In Three Parts. By the Late Dr. David Gregory, ... Translated from the Latin. With Additions. The ninth edition. 1780.
Warning: These citations may not always be 100% accurate.