Article Marketing is very popular way and well known method, you just need to find list of article which you can find by Google search need to register your self then you can able to submit your article in the author recourse box you can add two anchor text link. It's time consumed method if you don’t have time you can hire soem one to do article submission behalf of you
Find article submission directories There are many in this category... Write an article with unique content and submit it in the related category. There are many tools for mass submission of articles. You can just Google and find them out.