Cita APA (7th ed.)

Halcrow, H. G. (1984). Agricultural policy analysis. McGraw-Hill.

Cita Chicago (17th ed.)

Halcrow, Harold G. Agricultural Policy Analysis. New York: McGraw-Hill, 1984.

Cita MLA (9th ed.)

Halcrow, Harold G. Agricultural Policy Analysis. McGraw-Hill, 1984.

Atenció: Aquestes cites poden no estar 100% correctes.