Marine Corps Reference Publication (MCRP) 3-01A, Rifle Marksmanship, provides techniques and procedures for Marine Corps rifle marksmanship. <br>Every Marine is first and foremost a rifleman. MCRP 3-01A reflects this ethos and the Marine Corps' warfighting philosophy. This publication discusses the individual skills required for effective rifle marksmanship and standardizes the techniques and procedures used throughout the Marine Corps.<br>It constitutes the doctrinal basis for all entry-level and sustainment-level rifle marksmanship training. <br>