Cita APA (7a ed.)
(1979). Introduction to work study (3rd ed.). International labour office.
Cita Chicago Style (17a ed.)
Introduction to Work Study. 3rd ed. Geneva: International labour office, 1979.
Cita MLA (9a ed.)
Introduction to Work Study. 3rd ed. International labour office, 1979.
Precaución: Estas citas no son 100% exactas.