Duncan, A. The practical surveyor's guide, containing the necessary information to make any person of common capacity, a finished land surveyor, without the aid of a teacher / by Andrew Duncan, land surveyor and civil engineer.
Cita Chicago Style (17a ed.)Duncan, Andrew. The Practical Surveyor's Guide, Containing the Necessary Information to Make Any Person of Common Capacity, a Finished Land Surveyor, Without the Aid of a Teacher / by Andrew Duncan, Land Surveyor and Civil Engineer. Philadelphia : Henry Carey Baird, industrial publisher, N° 406 Walnut street, 1871.
Cita MLA (8a ed.)Duncan, Andrew. The Practical Surveyor's Guide, Containing the Necessary Information to Make Any Person of Common Capacity, a Finished Land Surveyor, Without the Aid of a Teacher / by Andrew Duncan, Land Surveyor and Civil Engineer.