Philippines. Office of the President. Presidential Economic Staff. (1969). Provincial profile of Bukidnon. s.n.
Citazione stile Chigago Style (17a edizione)Philippines. Office of the President. Presidential Economic Staff. Provincial Profile of Bukidnon. [Manila: s.n, 1969.
Citatione MLA (9a ed.)Philippines. Office of the President. Presidential Economic Staff. Provincial Profile of Bukidnon. s.n, 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.