APA (7th ed.) Citation

Blackburn, K. L. N. (1988). Sport participation and middle school girls. [publisher not identified].

Chicago Style (17th ed.) Citation

Blackburn, Karen Lynne Newkirk. Sport Participation and Middle School Girls. [Place of publication not identified]: [publisher not identified], 1988.

MLA (9th ed.) Citation

Blackburn, Karen Lynne Newkirk. Sport Participation and Middle School Girls. [publisher not identified], 1988.