استشهادات التسجيلة

APA استشهاد

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

استشهاد بنمط شيكاغو

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

MLA استشهاد

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

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.