Kwok, SunChan, Siu-kuen Josephine2005-07-212005-07-2119880315424885http://hdl.handle.net/1880/23968Bibliography: p. 157-164.xvi, 230 leaves ; 30 cm.engUniversity of Calgary graduate students retain copyright ownership and moral rights for their thesis. You may use this material in any way that is permitted by the Copyright Act or through licensing that has been assigned to the document. For uses that are not allowable under copyright legislation or licensing, you are required to seek permission.QB 843 N12 C43 1988N starsmaster thesis10.11575/PRISM/18531QB 843 N12 C43 1988