Buy this book.
Here's the low-down;
Olympic Weightlifting: A Complete Guide for Athletes & Coaches is the most comprehensive and practical book available on learning, teaching and performing the Olympic lifts for athletes of all disciplines. Progressing logically from start to finish, the book covers every aspect of learning and training with both the simplicity necessary for the novice and the complexity desired by the more advanced. Contains more than 50 supplemental exercises and over 600 photographs.
Greg Everett is an NSCA Certified Strength & Conditioning Specialist, USA Weightlifting Club Coach, RKC Kettlebell Instructor, Level III CrossFit Trainer, CSUH Certified Personal Trainer and holds a BA in English from CSU Chico. Everett is the publisher and co-founder of the internationally acclaimed athletic performance journal, The Performance Menu.