TY - BOOK AU - Aksu-Koc,Ayhan TI - The Acquisition of aspect and modality: the case of past reference in Turkish SN - 521331196 : U1 - 494.355 PY - 1988/// CY - Cambridge PB - The University Press KW - Turkish language KW - Tense KW - Aspect KW - Modality N1 - Includes index; Bibliography: p. 229-239 ER -