APA (7th ed.) Citation

Gertler, P., & Gaag, J. v. d. (1990). The willingness to pay for medical care: Evidence from two developing countries. International Bank for Reconstruction and Development.

Chicago Style (17th ed.) Citation

Gertler, Paul, and Jacques van der Gaag. The Willingness to Pay for Medical Care: Evidence from Two Developing Countries. Washington, D. C: International Bank for Reconstruction and Development, 1990.

MLA (9th ed.) Citation

Gertler, Paul, and Jacques van der Gaag. The Willingness to Pay for Medical Care: Evidence from Two Developing Countries. International Bank for Reconstruction and Development, 1990.

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