Penfold, Brent The universal principles of successful trading : essential knowledge for all traders in all markets Brent Penfold - Hoboken, NJ Wiley c2010 - xxix, 344 p. : ill. ; 24 cm Series statement from jacket. Includes bibliographical references and index ISBN: 9780470825808 ISSN: 2010281186 Subjects--Topical Terms: Investment analysisSpeculation Dewey Class. No.: HG4529 .P43 2010 332.645