Citazione APA

Brown, A., & Burrows, E. (1977). Regional economic problems. George Allen &Unwin.

Stile di citazione Chicago

Brown, A.J, e E.M Burrows. Regional Economic Problems. London: George Allen &Unwin, 1977.

Citazione MLA

Brown, A.J, e E.M Burrows. Regional Economic Problems. George Allen &Unwin, 1977.