APA Citation

Perrett, H. E., & Lethem, F. (1980). Human factors in project work. Washington: World Bank.

Chicago Style Citation

Perrett, Heli E., and Francis Lethem. Human Factors in Project Work. Washington: World Bank, 1980.

MLA Citation

Perrett, Heli E., and Francis Lethem. Human Factors in Project Work. Washington: World Bank, 1980.

Warning: These citations may not always be 100% accurate.