StLB ) Gassmann, Oliver: Crowdsourcing. - o.O. : Carl Hanser Verlag, 2013. - 224 S. graph. Darst. ( Kollat: 224 S. graph. Darst.)| Prev | Next | More |
| ( StLB ) Gassmann, Oliver: Crowdsourcing. - o.O. : Carl Hanser Verlag, 2013. - 224 S. graph. Darst. ( Kollat: 224 S. graph. Darst.) |