APA (7th ed.) Citation

Yap, L. Y. L. (1975). Internal migration in less developed countries: A survey of the literature. World Bank.

Chicago Style (17th ed.) Citation

Yap, Lorene Y. L. Internal Migration in Less Developed Countries: A Survey of the Literature. Washington: World Bank, 1975.

MLA (9th ed.) Citation

Yap, Lorene Y. L. Internal Migration in Less Developed Countries: A Survey of the Literature. World Bank, 1975.