APA (7th ed.) Citation

Cook, H. (2010). FIRST REINER. Horse & Rider, 49(2), 44.

Chicago Style (17th ed.) Citation

Cook, Heather. "FIRST REINER." Horse & Rider 49, no. 2 (2010): 44.

MLA (9th ed.) Citation

Cook, Heather. "FIRST REINER." Horse & Rider, vol. 49, no. 2, 2010, p. 44.