APA (7th ed.) Citation

Deumlich, F., & Faig, W. (1982). Surveying instruments. W. de Gruyter.

Chicago Style (17th ed.) Citation

Deumlich, Fritz, and Wolfgang Faig. Surveying Instruments. Berlin ; New York: W. de Gruyter, 1982.

MLA (9th ed.) Citation

Deumlich, Fritz, and Wolfgang Faig. Surveying Instruments. W. de Gruyter, 1982.