एपीए उद्धरण

Hollstein, F. (1986). Hollstein's German engravings, etchings and woodcuts. Amsterdam: Hertzberger.

शिकागो स्टाइल उद्धरण

Hollstein, Friedrich. Hollstein's German Engravings, Etchings and Woodcuts. Amsterdam: Hertzberger, 1986.

एमएलए उद्धरण

Hollstein, Friedrich. Hollstein's German Engravings, Etchings and Woodcuts. Amsterdam: Hertzberger, 1986.