Midgley, C. (1948). Look at the map: A course in the reading, making and drawing of maps (17. impression.). Wheaton.
Chicago-Zitierstil (17. Ausg.)Midgley, C. Look at the Map: A Course in the Reading, Making and Drawing of Maps. 17. impression. Exeter: Wheaton, 1948.
MLA-Zitierstil (9. Ausg.)Midgley, C. Look at the Map: A Course in the Reading, Making and Drawing of Maps. 17. impression. Wheaton, 1948.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.