APA (7th ed.) Citation

International Geographical Congress & Jonasson, O. G. (1960). Economic geografical excursion to middle Sweden. Elanders boktr.

Chicago Style (17th ed.) Citation

International Geographical Congress and Olof Georg Jonasson. Economic Geografical Excursion to Middle Sweden. Göteborg: Elanders boktr, 1960.

MLA (9th ed.) Citation

International Geographical Congress and Olof Georg Jonasson. Economic Geografical Excursion to Middle Sweden. Elanders boktr, 1960.