APA (7th ed.) Citation

Higdon lhHal. Marathon: The ultimete training and racing guide.

Chicago Style (17th ed.) Citation

Higdon lhHal. Marathon: The Ultimete Training and Racing Guide. Pennsylvania lbRodale Press lc1993.

MLA (9th ed.) Citation

Higdon lhHal. Marathon: The Ultimete Training and Racing Guide.

Warning: These citations may not always be 100% accurate.