APA-viite (7. p.)

Kim, H. J., Helfand, G. E., & Howitt, R. E. (1998). An Economic Analysis of Ozone Control in California's San Joaquin Valley. Western Agricultural Economics Association.

Chicago-viite (17. p.)

Kim, Hong Jin, Gloria E. Helfand, ja Richard E. Howitt. An Economic Analysis of Ozone Control in California's San Joaquin Valley. Western Agricultural Economics Association, 1998.

MLA-viite (9. p.)

Kim, Hong Jin, et al. An Economic Analysis of Ozone Control in California's San Joaquin Valley. Western Agricultural Economics Association, 1998.