Citazione APA

Head, R. G., & Rokke, E. J. (1973). American Defence Policy. Johns Hokins university press.

Stile di citazione Chicago

Head, Richard G., e Ervin J. Rokke. American Defence Policy. Baltimore: Johns Hokins university press, 1973.

Citazione MLA

Head, Richard G., e Ervin J. Rokke. American Defence Policy. Johns Hokins university press, 1973.