Hart, P. E., & Clarke, R. (1980). Concentration in British industry: 1935 - 75 ; a study of the growth, causes and effects of concentration in British manufacturing industries (1. publ.). Cambridge Univ. Press.
Chicago-Zitierstil (17. Ausg.)Hart, Peter E., und Roger Clarke. Concentration in British Industry: 1935 - 75 ; a Study of the Growth, Causes and Effects of Concentration in British Manufacturing Industries. 1. publ. Cambridge: Cambridge Univ. Press, 1980.
MLA-Zitierstil (9. Ausg.)Hart, Peter E., und Roger Clarke. Concentration in British Industry: 1935 - 75 ; a Study of the Growth, Causes and Effects of Concentration in British Manufacturing Industries. 1. publ. Cambridge Univ. Press, 1980.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.