00406 a2200157 4500 9789551266639 153.6 PER 17630 27187 Perera, Fleur First steps to excellent speech Colombo Vijitha Yapa 2007 2007 45p. 21cm. CONSCIOUS MENTAL PROCESSES AND INTELLIGENCE COMMUNICATION SR 45559 45559 0 0 0 0 SRC MAIN MAIN REF 2009-06-10 0 153.6PER 29273 2017-08-28 00:00:00 0.00 2016-10-31 SR 0 0 0 0 LEN MAIN MAIN LEN 2009-06-15 1 153.6PER 25870 2024-10-16 00:00:00 2024-10-03 0.00 2016-10-31 L 0 0 0 0 LEN MEDL MEDL LEN 2009-06-15 0 153.6PER 25872 2017-08-28 00:00:00 0.00 2016-10-31 L 0 0 0 0 LEN MAIN MAIN LEN 2009-06-15 0 153.6PER 25871 2017-08-28 00:00:00 0.00 2016-10-31 L