Berg, A., Scrimshaw, N. S., & Call, D. L. (1973). Nutrition, national development and planning. MIT.
Cita Chicago (17th ed.)Berg, Alan, Nevin S. Scrimshaw, i David L. Call. Nutrition, National Development and Planning. Cambridge: MIT, 1973.
Cita MLA (9th ed.)Berg, Alan, et al. Nutrition, National Development and Planning. MIT, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.