APA

Hoffman D., David Fisher & Kevin Dahle. (2012). Welding Lab Manual for Welding. Upper Saddle River, N.J: Pearson Education International.

Chicago

Hoffman David, David Fisher and Kevin Dahle. 2012. Welding Lab Manual for Welding. Upper Saddle River, N.J: Pearson Education International.

Harvard

Hoffman D., David Fisher and Kevin Dahle. (2012). Welding Lab Manual for Welding. Upper Saddle River, N.J: Pearson Education International.

MLA

Hoffman David, David Fisher and Kevin Dahle. Welding Lab Manual for Welding. Upper Saddle River, N.J: Pearson Education International. 2012.