Jeffries, H. E., & Sexton, K. (1980). Comparison of nitrogen transformation processes in various photochemical kinetic models. University of North Carolina.
Čikaški stil citiranja (17. izdanje)Jeffries, H. E., i Ken Sexton. Comparison of Nitrogen Transformation Processes in Various Photochemical Kinetic Models. Chapel Hill, N.C.: University of North Carolina, 1980.
MLA način citiranja (8. izdanje)Jeffries, H. E., i Ken Sexton. Comparison of Nitrogen Transformation Processes in Various Photochemical Kinetic Models. University of North Carolina, 1980.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.