1956–57 NHL season
[arz] دورى الهوكى الوطنى 1956–57
[cs] NHL 1956/1957
[de] NHL 1956/57
[fi] NHL-kausi 1956–1957
[fr] Saison 1956-1957 de la LNH
[pl] NHL (1956/1957)
[pt] Temporada da NHL de 1956–57
[ru] НХЛ в сезоне 1956/1957
[sk] NHL 1956/1957
[sv] National Hockey League 1956/1957