Chisholm, A. H. (1922). State Secretaries' Reports. Zenodo.
Cita Chicago (17th ed.)Chisholm, Alexander Hugh. State Secretaries' Reports. Zenodo, 1922.
Cita MLA (9th ed.)Chisholm, Alexander Hugh. State Secretaries' Reports. Zenodo, 1922.
Atenció: Aquestes cites poden no estar 100% correctes.