Herubin, C. (1978). Principles of surveying (2.). Reston publishers.
Chicago Edition CitationHerubin, C.A. Principles of Surveying. 2. Virginia: Reston publishers, 1978.
Cita MLAHerubin, C.A. Principles of Surveying. 2. Reston publishers, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.