A Guide to Understanding Strabismus

A wonderful resource is the book: Eye Muscle Problems in Children and Adults: A Guide to Understanding

It has been rewritten by Burton J. Kushner, MD, The John W. and Helen Doolittle Professor of Ophthalmology,
University of Wisconsin Department of Ophthalmology and Visual Sciences, Madison

Feel free to look at it at: http://tinyurl.com/eyemusclebook