APA

Lipsey R. G., Eaton B. C., .An economic theory of central places. : .

Chicago

Lipsey Richard G, Eaton B Curtis, .An economic theory of central places. : .

Harvard

Lipsey R. G., Eaton B. C., .An economic theory of central places. : .

MLA

Lipsey Richard G, Eaton B Curtis, .: . .