I think you should consult your endocrinologist to make sure such a thing is the best choice for you before acting, just to be safe.
The standards of care for Transgender people are there for a reason.
Go to your doctor and do it properly. You don't know what's in the stuff you buy from dealers or over the internet and it could have a seriously detrimental effect on you health.
I have proof, I used to sell idiots asprin as Ecstasy and amphetamine on a weekly basis when I was homeless.
Hormones are seriously detrimental to your body chemistry, even if you were female. Stop being selfish and accept the perfect body you have.
*sigh* 4 corners pharmacy.
I STILL recommend you see a doc about this.
I read an article about people doing this online through foreign companies... I think it was on XOJane... if that helps. I think the regulations on who can purchase that stuff and needing a doctors to say you can aren't fair myself.
Why do you want them???