I was never taught that. Rather simply that it must be treated with respect. So when you touch it, you have clean hands. And you don't take it into places like the bathroom. Or you can find an online copy. A quick google search oughta suit you. Keep in mind two things. The more someone learns about Islam, the more likely they will be to convert to Islam. But on the flip side, the more a follower of Islam studies it, the more likely they will to reject the faith and become an apostate.