Dyfyniad APA
Krulik, S. (1971). A handbook of aids for teaching junior-senior high school mathematics. Saunders.
Dyfyniad Arddull Chicago
Krulik, Stephen. A Handbook of Aids for Teaching Junior-senior High School Mathematics. Philadelphia: Saunders, 1971.
Dyfyniad MLA
Krulik, Stephen. A Handbook of Aids for Teaching Junior-senior High School Mathematics. Saunders, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.