Cita APA (7th ed.)
Engs, R. C. (2003). The progressive era's health reform movement: A historical dictionary. Praeger.
Cita Chicago (17th ed.)
Engs, Ruth Clifford. The Progressive Era's Health Reform Movement: A Historical Dictionary. Westport, CT: Praeger, 2003.
Cita MLA (9th ed.)
Engs, Ruth Clifford. The Progressive Era's Health Reform Movement: A Historical Dictionary. Praeger, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.