Research methodsde Dr. Peter MarshallMateriasElectronic booksMethodologyResearchSOCIAL SCIENCESocial sciencesEdiciones (1)Research methods (1997)How To Books · inglés · ISBN 9780585241753Más obras de Dr. Peter MarshallA Handbook of HypnotherapyMastering BookkeepingMastering Bookkeeping Using Spreadsheets