National Business Education Association, Crank, D. H., & Crank, F. L. (1963). New perspective in education for business. s.n.
Citazione stile Chigago Style (17a edizione)National Business Education Association, Doris H. Crank, e Floyd L. Crank. New Perspective in Education for Business. Washington: s.n, 1963.
Citatione MLA (9a ed.)National Business Education Association, et al. New Perspective in Education for Business. s.n, 1963.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.