Secondary Mathematics Curriculum Workshop, Q. C. (1967). High school geometry: Teacher's guide (Experimental edition.). Bureau of Public Schools.
Citazione stile Chigago Style (17a edizione)Secondary Mathematics Curriculum Workshop, Quezon City. High School Geometry: Teacher's Guide. Experimental edition. Manila: Bureau of Public Schools, 1967.
Citatione MLA (9a ed.)Secondary Mathematics Curriculum Workshop, Quezon City. High School Geometry: Teacher's Guide. Experimental edition. Bureau of Public Schools, 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.