Cox, J. M. (1962). Robert Frost: A collection of critical essays A spectrum book / Twentieth century views.
Citazione stile Chigago Style (17a edizione)Cox, James M. "Robert Frost: A Collection of Critical Essays." A Spectrum Book / Twentieth Century Views 1962.
Citatione MLA (9a ed.)Cox, James M. "Robert Frost: A Collection of Critical Essays." A Spectrum Book / Twentieth Century Views, 1962.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.
