TY - BOOK TI - Linguistic perspectives on second language acquisition AU - Gass, Susan M. AU - Schachter, Jacquelyn. SN - 0521371708 PB - Cambridge University Press PP - Cambridge [England] ; New York : Cambridge University Press , 1989 (2003 printing) PY - 1989 UR - https://library.korea.ac.kr/detail/?cid=CAT000045571023&ctype=m