Cita APA (7th ed.)

Mark, J. (1964). Raising productivity in Singapore ; with case studies. Economic Development Board of Singapore.

Cita Chicago (17th ed.)

Mark, Joseph. Raising Productivity in Singapore ; with Case Studies. [Singapore: Economic Development Board of Singapore, 1964.

Cita MLA (9th ed.)

Mark, Joseph. Raising Productivity in Singapore ; with Case Studies. Economic Development Board of Singapore, 1964.