TY - BOOK TI - Marking discourse coherence : functions of discourse markers in spoken English AU - Lenk, Uta. SN - 3823349384 PB - G. Narr PP - Tübingen : G. Narr, c1998. PY - 1998 UR - https://library.korea.ac.kr/detail/?cid=CAT000045848940&ctype=m