एपीए उद्धरण

Church, G. E. The Acre Territory and the Caoutchouc Region of South-Western Amazonia.

शिकागो स्टाइल उद्धरण

Church, George Earl. The Acre Territory and the Caoutchouc Region of South-Western Amazonia.

एमएलए उद्धरण

Church, George Earl. The Acre Territory and the Caoutchouc Region of South-Western Amazonia.