Crippen, H. R. (1947). American imperialism and Philippine independence. S.n.
Cita Chicago (17th ed.)Crippen, Harlan R. American Imperialism and Philippine Independence. S.l: S.n, 1947.
Cita MLA (9th ed.)Crippen, Harlan R. American Imperialism and Philippine Independence. S.n, 1947.
Atenció: Aquestes cites poden no estar 100% correctes.