APA-referens (7:e uppl.)

Tukur Hassan, Zhoude Qu, & International Journal of Science and Research. A review of safety procedures and guidelines in welding and cutting.

Chicago-referens (17:e uppl.)

Tukur Hassan, Zhoude Qu, och International Journal of Science and Research. A Review of Safety Procedures and Guidelines in Welding and Cutting.

MLA-referens (9:e uppl.)

Tukur Hassan, et al. A Review of Safety Procedures and Guidelines in Welding and Cutting.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.