De Guzman, M. P. E., Dominguez, S. R., Kalaw, J. M., Basconcillo, R. O., & Santos, V. F. (1974). A study of the energy expenditure, dietary intake, and pattern of daily activity among various occupational groups: Laguna rice farmers. The Philippine Journal of Science.
Chicago-referens (17:e uppl.)De Guzman, Ma. Patrocinio E., Sheila R. Dominguez, Josie M. Kalaw, Rosa O. Basconcillo, och Valentino F. Santos. "A Study of the Energy Expenditure, Dietary Intake, and Pattern of Daily Activity Among Various Occupational Groups: Laguna Rice Farmers." The Philippine Journal of Science 1974.
MLA-referens (9:e uppl.)De Guzman, Ma. Patrocinio E., et al. "A Study of the Energy Expenditure, Dietary Intake, and Pattern of Daily Activity Among Various Occupational Groups: Laguna Rice Farmers." The Philippine Journal of Science, 1974.