Citáce podľa APA (7th ed.)
Roy, J. R., & Johansson, B. (1985). On planning and forecasting the location of retail and service activity. International Institute for Applied Systems Analysis.
Citácia podle Chicago (17th ed.)
Roy, John R., a Börje Johansson. On Planning and Forecasting the Location of Retail and Service Activity. Laxenburg: International Institute for Applied Systems Analysis, 1985.
Citácia podľa MLA (8th ed.)
Roy, John R., a Börje Johansson. On Planning and Forecasting the Location of Retail and Service Activity. International Institute for Applied Systems Analysis, 1985.
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