You've got the basic head structure down and now it's time to learn how to draw a detailed face of woman. It can be a little tricky to draw an angled view of a face but you can use sketching and shading tools to give depth, angle and form to create a realistic woman.
Dimensions are quite important when drawing profiles. That is the best way to get your character to look as if they are facing the direction intended. Draw your basic form and go from there. Just be sure to have the composition and your focal point set and managed. This video will demonstrate exactly how to draw a woman in a 3/4 profile.
This tutorial is great for intermediate to advanced painters and sketchers who are trying to perfect their focal point technique and mastering.