एपीए उद्धरण

Lunde, A. S. (1967). Revisions of U.S. standard certificates on vital events.

शिकागो स्टाइल उद्धरण

Lunde, A. S. Revisions of U.S. Standard Certificates On Vital Events. 1967.

एमएलए उद्धरण

Lunde, A. S. Revisions of U.S. Standard Certificates On Vital Events. 1967.