TY - BOOK AU - ARULKUMARN, S . AU - PENNA, L . TI - THE MANAGEMENT OF LABOUR / SN - 8125028145 U1 - 618.2 PY - 2006/// CY - NULL : PB - ORIENT LONGMAN , KW - OBST. & GYNAE N1 - OBST. & GYNAE ER -