Cita APA

Sahn, D. E., & Sahn, D. E. (1988). The effect of price and income changes on food-energy intake in Sri Lanka. Washington, D.C.

Citación estilo Chicago

Sahn, David E., y David E. Sahn. The Effect of Price and Income Changes On Food-energy Intake in Sri Lanka. Washington, D.C, 1988.

Cita MLA

Sahn, David E., y David E. Sahn. The Effect of Price and Income Changes On Food-energy Intake in Sri Lanka. Washington, D.C, 1988.