HAPKIDO MANUALS ----- An invaluable series of study-guides summarizing all Hapkido belt ranks, from novice to master-level. Concise, affordable, easy to use. ----- VOLUME 4 of 9-This manual is part of a series of manuals summarizing promotion requirements and techniques for specific Hapkido color-belt and black-belt ranks. These manuals are intended to be used as a quick reference for techniques already learned; as a study guide for test preparation;...