References
- Douglas , F. and Becklake , M. 1968 . Effects of seasonal training on maximal cardiac output . Journal of Applied Physiology , 25 : 600 – 605 .
- Hilgard , E. and Bower , G. 1966 . Theories of learning , New York : Appleton-Century-Crofts .
- Jackson , J. H. , Sharkey , B. J. and Johnson , L. P. 1968 . Cardiorespiratory adaptations to training at specified frequencies . Research Quarterly , 39 : 295 – 300 .
- Miller , N. 1969 . Learning of visceral and glandular responses . Science , 163 : 434 – 45 .
- Whiddon , T. R. , Sharkey , B. J. and Steadman , R. J. 1969 . Exercise, stress, and blood clotting in men . Research Quarterly , 40 : 431 – 34 .