Williams, R. V. (1950). Folk songs of the four seasons: A cantata for women's voices with orchestral or pianoforte accompaniment. Oxford University Press.
Citazione stile Chigago Style (17a edizione)Williams, Ralph Vaughan. Folk Songs of the Four Seasons: A Cantata for Women's Voices with Orchestral or Pianoforte Accompaniment. Oxford: Oxford University Press, 1950.
Citatione MLA (9a ed.)Williams, Ralph Vaughan. Folk Songs of the Four Seasons: A Cantata for Women's Voices with Orchestral or Pianoforte Accompaniment. Oxford University Press, 1950.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.