TY  - BOOK
AU  - Willardson,Jeffrey M.
ED  - National Strength & Conditioning Association (U.S.)
TI  - Developing the core
T2  - Sport performance series
SN  - 9780736095495 (pbk.)
PY  - 2014///
CY  - Champaign, IL
PB  - Human Kinetics
KW  - Exercise
KW  - Abdominal exercises
KW  - Abdomen
KW  - Muscles
N1  - Includes bibliographical references and index
ER  -