MLA

Maretzki, Audrey N, et al. Perceptions of Agriculture by School Students and Teachers. USA, 2000.

APA

Maretzki, A. N, Wilson, L., Richards, M., Nordstrom, P., Kelsey, T., & Pitts, C. (2000). Perceptions of agriculture by school students and teachers. USA.

Chicago

Maretzki, Audrey N., L.S Wilson, M Richards, P Nordstrom, T Kelsey, and C Pitts. Perceptions of Agriculture by School Students and Teachers. USA, 2000.