Wiman, R. V., & Meierhenry, W. C. (1969). Educational media: Theory into practice. Charles E. Merrill.
Citazione stile Chigago Style (17a edizione)Wiman, Raymond V., e Wesley C. Meierhenry. Educational Media: Theory into Practice. Columbus: Charles E. Merrill, 1969.
Citatione MLA (9a ed.)Wiman, Raymond V., e Wesley C. Meierhenry. Educational Media: Theory into Practice. Charles E. Merrill, 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.