Sandoval, P. R. (1963). An economic analysis of selected poultry farm businesses in the Philippines. [s.n.].
Chicago-referens (17:e uppl.)Sandoval, Pedro Rivera. An Economic Analysis of Selected Poultry Farm Businesses in the Philippines. Urbana: [s.n.], 1963.
MLA-referens (9:e uppl.)Sandoval, Pedro Rivera. An Economic Analysis of Selected Poultry Farm Businesses in the Philippines. [s.n.], 1963.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.