School Mathematics Study Group & Dubisch, R. (1964). Circular functions. Leland Junior University.
Citazione stile Chigago Style (17a edizione)School Mathematics Study Group e Roy Dubisch. Circular Functions. Stanford, CA: Leland Junior University, 1964.
Citatione MLA (9a ed.)School Mathematics Study Group e Roy Dubisch. Circular Functions. Leland Junior University, 1964.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.