Your guide to becoming an explanation specialist. You've done the hard work. Your product or service works beautifully - but something is missing. People just don't see the big idea - and it's keeping you from being successful. Your idea has an explanation problem.
- Limba : Engleza
- Data Publicarii : 25 Sep 2012
- Format : Paperback
- Numar pagini : 256
- ISBN : 9781118374580