Ramos, E. M., Eusebio, A., Estrada, J., & Valmocena, T. (1986). Farm management and time allocation of farmer cooperators in Nueva Ecija: A household approach. Bureau of Agricultural Economics.
Chicago-referens (17:e uppl.)Ramos, Erlinda M., Ana Eusebio, Jacinta Estrada, och Teresita Valmocena. Farm Management and Time Allocation of Farmer Cooperators in Nueva Ecija: A Household Approach. Quezon City: Bureau of Agricultural Economics, 1986.
MLA-referens (9:e uppl.)Ramos, Erlinda M., et al. Farm Management and Time Allocation of Farmer Cooperators in Nueva Ecija: A Household Approach. Bureau of Agricultural Economics, 1986.
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