Citazione APA

Abrahamsen, M. A., & Scroggs, C. L. (1969). Agricultural co-operation. Central Book Depot.

Stile di citazione Chicago

Abrahamsen, M A., e C L. Scroggs. Agricultural Co-operation. Allahabad: Central Book Depot, 1969.

Citazione MLA

Abrahamsen, M A., e C L. Scroggs. Agricultural Co-operation. Central Book Depot, 1969.