Παραπομπή APA

Fialovszky, L., & Holeczy, G. (1991). Surveying instruments and their operational principles. Amsterdam: Elsevier.

Παραπομπή Chicago Style

Fialovszky, Lajos, and Gyula Holeczy. Surveying Instruments and Their Operational Principles. Amsterdam: Elsevier, 1991.

Παραπομπή MLA

Fialovszky, Lajos, and Gyula Holeczy. Surveying Instruments and Their Operational Principles. Amsterdam: Elsevier, 1991.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.