Citação norma APA

Lepper, H. A., Fisher, H. J., & Warren, L. E. (1945). Official and tentative methods of analysis of the Association of official agricultural chemists (6th ed.). Association of Official agricultural chemists.

Citação norma Chicago

Lepper, Henry Albert, Harry Johnstone Fisher, and Lewis Eugene Warren. Official and Tentative Methods of Analysis of the Association of Official Agricultural Chemists. 6th ed. Washington, D.C: Association of Official agricultural chemists, 1945.

Citação norma MLA

Lepper, Henry Albert, et al. Official and Tentative Methods of Analysis of the Association of Official Agricultural Chemists. 6th ed. Association of Official agricultural chemists, 1945.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.