एपीए उद्धरण

Grebstein, S. N. (1971). The Merrill studies in For whom the bell tolls. Merrill.

शिकागो स्टाइल उद्धरण

Grebstein, Sheldon Norman. The Merrill Studies in For Whom the Bell Tolls. Columbus, Ohio: Merrill, 1971.

एमएलए उद्धरण

Grebstein, Sheldon Norman. The Merrill Studies in For Whom the Bell Tolls. Merrill, 1971.