Banton, M. (1964) The Policeman in the Community. London: Tavistock.
2.
Gerstl, J.E. (1961) "Determinants of occupational community in high status occupations." Soc. Q.2 (January): 37-48.
3.
Maranell, G.M. (1975) "Occupational egoism: the case of the London bobbies ." Paper delivered at annual meeting of American Sociological Association, San Francisco, August.
4.
Parker, S.R. (1964) "Type of work, friendship patterns and leisure ." Human Relations17 (August): 215-219.
5.
Stonequist, E.V. (1937) The Marginal Man. New York: Scribner.