80 : 20 printsiip : saladus, kuidas saavutada vähemaga rohkem : 20. aastapäeva täiendatud väljaanne
Technical data
URL: http://www.digar.ee/id/nlib-digar:651931
Available at the authorised workplace in the National Library of Estonia, Archival Library of the Estonian Literary Museum, Tallinn University of Technology Library, University of Tartu Library and Academic Library of Tallinn University
Access restricted in the network of the National Library of Estonia
Access restricted in public network
URL: http://www.digar.ee/id/nlib-digar:651931