Once upon a time in the West (1968)

MLA

Leone, Sergio. Once Upon a Time In the West (1968). S.l.: Paramount Pictures, 2003.

APA

Leone, S. (2003). Once upon a time in the West (1968). S.l.: Paramount Pictures.

Chicago

Leone, Sergio Once Upon a Time In the West (1968). S.l.: Paramount Pictures, 2003.