Lees, R. B. (1968). The grammar of english nominalizations. Indiana University.
Cita Chicago (17th ed.)Lees, Robert B. The Grammar of English Nominalizations. Bloomington: Indiana University, 1968.
Cita MLA (9th ed.)Lees, Robert B. The Grammar of English Nominalizations. Indiana University, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.