APA

Boak A. E. R., Hyma A., . (19461938). The growth of European civilization. New York: F.S. Crofts.

Chicago

Boak Arthur Edward Romilly, Hyma Albert, . 19461938. The growth of European civilization. New York: F.S. Crofts.

Harvard

Boak A. E. R., Hyma A., . (19461938). The growth of European civilization. New York: F.S. Crofts.

MLA

Boak Arthur Edward Romilly, Hyma Albert, . The growth of European civilization. New York: F.S. Crofts. 19461938.