APA (7th ed.) Citation

Risen, C. (2005). Road Model. New Republic, 233(8/9), 10.

Chicago Style (17th ed.) Citation

Risen, Clay. "Road Model." New Republic 233, no. 8/9 (2005): 10.

MLA (9th ed.) Citation

Risen, Clay. "Road Model." New Republic, vol. 233, no. 8/9, 2005, p. 10.