Alvarez Bogantes, C. (2004). Appropriate abdominal strength exercises: A tool for the prevention of lumbago. Universidad Nacional, Costa Rica.
Chicago Style CitationAlvarez Bogantes, Carlos. Appropriate Abdominal Strength Exercises: A Tool for the Prevention of Lumbago. Universidad Nacional, Costa Rica, 2004.
MLA CitationAlvarez Bogantes, Carlos. Appropriate Abdominal Strength Exercises: A Tool for the Prevention of Lumbago. Universidad Nacional, Costa Rica, 2004.
Warning: These citations may not always be 100% accurate.