Cita APA (7th ed.)
Johnson, D. (2012). Jobsite first aid: A field guide for the construction industry. Delmar Cengage Learning.
Cita Chicago (17th ed.)
Johnson, Dan. Jobsite First Aid: A Field Guide for the Construction Industry. Clifton Park, N.Y.: Delmar Cengage Learning, 2012.
Cita MLA (9th ed.)
Johnson, Dan. Jobsite First Aid: A Field Guide for the Construction Industry. Delmar Cengage Learning, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.