APA (7th ed.) Citation
Norval, R., Perry, B. D., & Hargreaves, S. (1992). Tick and tick-borne disease control in Zimbabwe: What might the future hold.
Chicago Style (17th ed.) Citation
Norval, R.A.I, Brian D. Perry, and S.K Hargreaves. Tick and Tick-borne Disease Control in Zimbabwe: What Might the Future Hold. 1992.
MLA (9th ed.) Citation
Norval, R.A.I, et al. Tick and Tick-borne Disease Control in Zimbabwe: What Might the Future Hold. 1992.
Warning: These citations may not always be 100% accurate.