Starting Strength: Basic Barbell Training by Mark Rippetoe is a must read if you are looking into "getting in shape." It contains a thorough analysis of the ma

Starting Strength: Basic Barbell Training by Mark Rippetoe is a must read if you are looking into "getting in shape." It contains a thorough analysis of the main barbell lifts, and compelling arguments in favour of barbell training (and against other types of training). You'll find a lot of learning material on Youtube as well.