These hurrying years an historical outline, 1900-1933.

MLA

Heard, Gerald. These Hurrying Years an Historical Outline, 1900-1933. London, 1941.

APA

Heard, G. (1941). These hurrying years an historical outline, 1900-1933. London.

Chicago

Heard, Gerald These Hurrying Years an Historical Outline, 1900-1933. London, 1941.