1. Kumari S., Rana A., Kaushik S., Fitness Aerobics and Gym Operation, Khel Sahitya Kendra Publication, (2009), pg 47.
2. WHO, Health for All, Sr. No. 1, (1978).
3. C.J. Caspersen; K.E. Powell; and G.M. Christenson, Physical Activity, Exercise and Physical Fitness: Definitions and Distinction for Health-Related Research, Public Health Reports: 100: 126-131, (1985).
4. N. Sartorius, Bull WHO: 61 (1):5, (1983).
5. C.A. Donald et.al., Social Health, In: Conceptualization and Measurement of Health for Adults in the Health Insurance Study, Santa Monica, CA, Rand Corporation, (1984), Vol. 4.
6. R.M. Eberst, Jr. School Health: (1984), 54 (3):99-104.
7. Ibid.
8. WHO, Techn. (1985),Rep. Ser. No. 714.
9. Edwin J. McClendon; and Nancy L. Johnson, Health and Wellness, Illinois: Laidlaw Brothers, (1987)pg. 363.
10. Kansal K.D., A Practical Approach to Test, Measurement and Evaluation”, Sports and Spritual Science Publications, (2012), ISBN (PB): 93-82272-01 / ISBN (HB): 93-82272-02-X, pg. 292.
11. Tripathi N. S., Concept of Formation of “Prakriti” in ayurveda, Indian journal of Research, Anvikshiki, (2011), ISSN 0973-9777.