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.
Cytowanie według stylu Chicago (wyd. 17)Lepper, Henry Albert, Harry Johnstone Fisher, i 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.
Cytowanie według stylu MLA (wyd. 9)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.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..