APA

Fletcher G. F., Balady G. J., Amsterdam E. A., Chaitman B., Eckel R., Fleg J., Froelicher V. F., Leon A. S., Piña I. L., Rodney R., Simons-Morton D. A., Williams M. A. & Bazzarre T. (20011018). Exercise standards for testing and training: a statement for healthcare professionals from the American Heart Association. : Circulation.

Chicago

Fletcher G F, Balady G J, Amsterdam E A, Chaitman B, Eckel R, Fleg J, Froelicher V F, Leon A S, Piña I L, Rodney R, Simons-Morton D A, Williams M A and Bazzarre T. 20011018. Exercise standards for testing and training: a statement for healthcare professionals from the American Heart Association. : Circulation.

Harvard

Fletcher G. F., Balady G. J., Amsterdam E. A., Chaitman B., Eckel R., Fleg J., Froelicher V. F., Leon A. S., Piña I. L., Rodney R., Simons-Morton D. A., Williams M. A. and Bazzarre T. (20011018). Exercise standards for testing and training: a statement for healthcare professionals from the American Heart Association. : Circulation.

MLA

Fletcher G F, Balady G J, Amsterdam E A, Chaitman B, Eckel R, Fleg J, Froelicher V F, Leon A S, Piña I L, Rodney R, Simons-Morton D A, Williams M A and Bazzarre T. Exercise standards for testing and training: a statement for healthcare professionals from the American Heart Association. : Circulation. 20011018.