Bahre, Walter. Meine Klienten. Vol. XLII in “Grossstadt Dokumente” (Berlin, 1905).
Specialization and professional types and classes as seen from a lawyer’s office. (IX, 4.)
Benario, Leo. Die Wucherer und ihre Opfer, Vol. XXXVIII in “Grossstadt Dokumente.” (IX, 3, 4.)
The profession of money-lending in the large city and the behavior patterns that this professional group exhibits. (IX, 3, 4.)
Burke, Thomas. The London Spy: A Book of Town Travels (New York, 1922). (II, 3; V, 1, 2, 3; IX.)
Donovan, Frances. The Woman Who Waits (Boston, 1920).
The impressions and occupational experiences of a waitress in Chicago. (IX, 2, 3.)
Hammond, J. L., and Barbara. The Skilled Labourer, 1760–1832 (London, 1919).
The emergence of occupational types in the course of industrial evolution. (III, 4; IV, 6.)
Hammond, J. L., and Barbara. The Town Labourer, 1760–1832: The New Civilization (London, 1917). (II, 3; III, 4; IV, 6; IX, 2, 3; X, 2.)