Where can i buy this Boho knit purse?

Hi so i hope someone will help me ive seen a lot of girls with this boho knit cross body purse it looks like this http://www.etsy.com/listing/71982685/vintage-crochet-knit-ethnic-pattern-boho i love dressing boho chic st lye but idk where to buy it? Like hot topic or stuff? Anyone that has a good answer will get best answer :-) Thanks