Menschliche KommunikationPaul Watzlawick, Janet H. Beavin, Don D. Jackson · First published 2016Open the Tome
Management: a competency-based approachDon Hellriegel, Susan E. Jackson, John W. Slocum · First published 2001Open the Tome
2,239 Tested Secrets for Direct Marketing SuccessDenny Hatch, Don Jackson · First published 1998 · Latest edition 1999Open the Tome
Pragmatics of Human CommunicationPaul Watzlawick, Janet Helmick Beavin, Don D. Jackson · First published 1967Open the Tome
