Styl cytowania APA

Frumkin, G. (1951). Population changes in Europe since 1939: A study of Population Changes in Europe during and since World War II as shown by the Balance Sheets of Twenty-four. Kelley.

Styl cytowania Chicago

Frumkin, Gregory. Population Changes in Europe Since 1939: A Study of Population Changes in Europe During and Since World War II as Shown by the Balance Sheets of Twenty-four. New York, N.Y: Kelley, 1951.

Styl cytowania MLA

Frumkin, Gregory. Population Changes in Europe Since 1939: A Study of Population Changes in Europe During and Since World War II as Shown by the Balance Sheets of Twenty-four. Kelley, 1951.