Thomson, D. W. (1966). Men and meridians: The history of surveying and mapping in Canada. R. Duhamel, Queen's Printer.
Cita Chicago (17th ed.)Thomson, Don W. Men and Meridians: The History of Surveying and Mapping in Canada. [Ottawa: R. Duhamel, Queen's Printer, 1966.
Cita MLA (9th ed.)Thomson, Don W. Men and Meridians: The History of Surveying and Mapping in Canada. R. Duhamel, Queen's Printer, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.