APA aipamena

MacCollum, D. V. (2007). Construction safety engineering principles: Designing and managing safer job sites. McGraw-Hill.

Chicago Style aipamena

MacCollum, David V. Construction Safety Engineering Principles: Designing and Managing Safer Job Sites. New York: McGraw-Hill, 2007.

MLA aipamena

MacCollum, David V. Construction Safety Engineering Principles: Designing and Managing Safer Job Sites. McGraw-Hill, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.