Richardus, P., & Allman, J. S. (1974). Project surveying: General adjustment and optimization; techniques with applications to engineering surveying (2. ed.). Elsevier.
Chicago Style (17th ed.) CitationRichardus, Peter, and J. S. Allman. Project Surveying: General Adjustment and Optimization; Techniques with Applications to Engineering Surveying. 2. ed. Amsterdam: Elsevier, 1974.
MLA (9th ed.) CitationRichardus, Peter, and J. S. Allman. Project Surveying: General Adjustment and Optimization; Techniques with Applications to Engineering Surveying. 2. ed. Elsevier, 1974.
Warning: These citations may not always be 100% accurate.