APA (7e ed.) Bronvermelding

Walker, M. L. (1957). Business enterprise and the city. Tax Institute.

Chicago (17e ed.) Bronvermelding

Walker, Mabel Louise. Business Enterprise and the City. Princeton, N.J: Tax Institute, 1957.

MLA (9e ed.) Bronvermelding

Walker, Mabel Louise. Business Enterprise and the City. Tax Institute, 1957.