Deumlich, F., & Faig, W. (1982). Surveying instruments. W. de Gruyter.
Chicago Style (17th ed.) CitationDeumlich, Fritz, and Wolfgang Faig. Surveying Instruments. Berlin ; New York: W. de Gruyter, 1982.
MLA (9th ed.) CitationDeumlich, Fritz, and Wolfgang Faig. Surveying Instruments. W. de Gruyter, 1982.
Warning: These citations may not always be 100% accurate.