Philippine Islands. Bureau of Education. (1936). Course of study in advanced algebra. [s.n.].
Citazione stile Chigago Style (17a edizione)Philippine Islands. Bureau of Education. Course of Study in Advanced Algebra. Manila: [s.n.], 1936.
Citatione MLA (9a ed.)Philippine Islands. Bureau of Education. Course of Study in Advanced Algebra. [s.n.], 1936.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.