1. http://education-portal.com/academy/lesson/what-is-guerrilla-marketing-definition-strategies-examples.html#lesson
2. http://dms01.saxion.nl/C12575C1003414BC/All+documents/38751E45A9D05970C12575CC00686E9F/$File/Thesis%20Anna%20Katharina.pdf
3. http://www.diva-portal.org/smash/get/diva2:540084/FULLTEXT01.pdf
4. http://www.marketing-schools.org/types-of-marketing/traditional-marketing.html
5. http://www.advergize.com/advertising/13-great-guerrilla-advertising-examples-2013/
6. http://iconbuildermedia.com/gmi-today/
7. https://www.theseus.fi/bitstream/handle/10024/53254/Kudryavtseva_Alena.pdf?sequence=1
8. http://www.gogorillamedia.com/new-technologies-take-guerrilla-marketing-to-next-level.html
9. http://www.bonigala.com/guerilla-marketing-trends-for-2011