Cita APA

Williams, S. J., & Nukada, H. (1994). Sport and exercise headache: Part 1. Prevalence among university students.

Chicago Style Citation

Williams, S J., i H. Nukada. Sport and Exercise Headache: Part 1. Prevalence Among University Students. 1994.

Cita MLA

Williams, S J., i H. Nukada. Sport and Exercise Headache: Part 1. Prevalence Among University Students. 1994.