Hayes, K. W. (1993). Manual for physical agents (4th ed.). Appleton and Lange.
Cita Chicago Style (17a ed.)Hayes, Karen W. Manual for Physical Agents. 4th ed. Norwalk: Appleton and Lange, 1993.
Cita MLA (9a ed.)Hayes, Karen W. Manual for Physical Agents. 4th ed. Appleton and Lange, 1993.
Precaución: Estas citas no son 100% exactas.