Lawrence ,Thomas Gor, Power,Douglas F, Shriver , A., & Vorhaus, J. Your health and safety (6th ed.). Harcourt,Brace and World ,Inc.
Copiat
No s'ha pogut copiar
Cita Chicago (17th ed.)
Lawrence ,Thomas Gor, Power,Douglas F, Alice Shriver , i J.Louis Vorhaus. Your Health and Safety. 6th ed. New York: Harcourt,Brace and World ,Inc.
Copiat
No s'ha pogut copiar
Cita MLA (9th ed.)
Lawrence ,Thomas Gor, et al. Your Health and Safety. 6th ed. Harcourt,Brace and World ,Inc.
Copiat
No s'ha pogut copiar
Atenció: Aquestes cites poden no estar 100% correctes.