Lakshmanan, U. (1994). Universal grammar in child second language acquisition: Null subjects and morphological uniformity. J. Benjamins.
Cita Chicago (17th ed.)Lakshmanan, Usha. Universal Grammar in Child Second Language Acquisition: Null Subjects and Morphological Uniformity. Amsterdam ; Philadelphia: J. Benjamins, 1994.
Cita MLA (9th ed.)Lakshmanan, Usha. Universal Grammar in Child Second Language Acquisition: Null Subjects and Morphological Uniformity. J. Benjamins, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.