Robinson, H. M., & others, a. (1969). Summary of Investigations Relating to Reading, July 1, 1967 to June 30, 1968: Sociology of Reading.
Citazione stile Chigago Style (17a edizione)Robinson, Helen M., e and others. Summary of Investigations Relating to Reading, July 1, 1967 to June 30, 1968: Sociology of Reading. 1969.
Citatione MLA (9a ed.)Robinson, Helen M., e and others. Summary of Investigations Relating to Reading, July 1, 1967 to June 30, 1968: Sociology of Reading. 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.