Development Academy of the Philippines. Productivity & Development Office Center & Philippines. Regional Development Council, Region II. (1983). Food map of Region II, Cagayan Valley region. Regional Development Council, Region II.
Citazione stile Chigago Style (17a edizione)Development Academy of the Philippines. Productivity & Development Office Center e Region II Philippines. Regional Development Council. Food Map of Region II, Cagayan Valley Region. Tuguegarao, Cagayan: Regional Development Council, Region II, 1983.
Citatione MLA (9a ed.)Development Academy of the Philippines. Productivity & Development Office Center e Region II Philippines. Regional Development Council. Food Map of Region II, Cagayan Valley Region. Regional Development Council, Region II, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.