The Italian contribution to American democracy,
by John Horace Mariano ... with an introduction by Hon. F. H. La Guardia.

APA Citation

Mariano, J. Horace. (1921). The Italian contribution to American democracy. Boston: The Christopher publishing house.

MLA Citation

Mariano, John Horace, 1896-1972. The Italian Contribution to American Democracy. Boston: The Christopher publishing house, 1921.

Warning: These citations may not always be complete (especially for serials).