Garland, C. (1988). Mathematics their way: Summary newsletter. Center for Innovation in Education.
Citazione stile Chigago Style (17a edizione)Garland, Cynthia. Mathematics Their Way: Summary Newsletter. Saratoga, Calif. (19225 Vineyard Ln., Saratoga 95070): Center for Innovation in Education, 1988.
Citatione MLA (8a ed.)Garland, Cynthia. Mathematics Their Way: Summary Newsletter. Center for Innovation in Education, 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.