Keefer, D. J., Bassett, D. R., Howley, E. T. & Johnson, K. (1996). Relationship between lower-body flexibility and running economy on level, uphill and downhill grades. Medicine & Science in Sports & Exercise, Indianapolis 28(1996)5, Suppl., S. S66..
APA (7th ed.) CitationKeefer, D. J., Bassett, D. R., Howley, E. T., & Johnson, K. (1996). Relationship between lower-body flexibility and running economy on level, uphill and downhill grades Medicine & Science in Sports & Exercise.
Chicago Style (17th ed.) CitationKeefer, D. J., D. R. Bassett, E. T. Howley, and K. Johnson. "Relationship Between Lower-body Flexibility and Running Economy on Level, Uphill and Downhill Grades." Medicine & Science in Sports & Exercise 1996.
MLA (9th ed.) CitationKeefer, D. J., et al. "Relationship Between Lower-body Flexibility and Running Economy on Level, Uphill and Downhill Grades." Medicine & Science in Sports & Exercise, 1996.