Cruz, Zenaida L. <br/><br/>Principles and Ethics of Tour Guiding / Zenaida L. Cruz. --  - Manila:  Rex Book Store,  1999.  - 183 pages:  illustrations;  22 cm <br/><br/>Includes bibliographical references and index. <br/><br/><label>ISBN: </label>9712324591 <br/><br/><label>Subjects--Topical Terms: </label><br/>Tourist trade.<br/><br/><label>LC Class. No.: </label>G154.7  / .C78 1999