Non-impact aerobics
ROSAS, Debbie
Non-impact aerobics the nia technique Debbie Rosas - New York Villard Books 1987 - 191 p.
0394558995
Low impact aerobic exercises
Non-impact aerobics the nia technique Debbie Rosas - New York Villard Books 1987 - 191 p.
0394558995
Low impact aerobic exercises