Citazione APA

National Committee on Agricultural Services (Canada), Agricultural Institute of Canada, & Canadian Society of Technical Agriculturists. Scientific agriculture. National Committee on Agricultural Services [etc.].

Stile di citazione Chicago

National Committee on Agricultural Services (Canada), Agricultural Institute of Canada, e Canadian Society of Technical Agriculturists. Scientific Agriculture. Ottawa [etc.]: National Committee on Agricultural Services [etc.].

Citazione MLA

National Committee on Agricultural Services (Canada), et al. Scientific Agriculture. National Committee on Agricultural Services [etc.].