Kooiman, H. (1971). Silhouettes: Women behind great men. Word Books.
Cita Chicago (17th ed.)Kooiman, Helen. Silhouettes: Women Behind Great Men. Texas: Word Books, 1971.
Cita MLA (9th ed.)Kooiman, Helen. Silhouettes: Women Behind Great Men. Word Books, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.