APA (7 वां संस्करण) प्रशस्ति पत्र

Hamlin, D. (2004). Flexible specialization and the German toy industry, 1870-1914. Routledge.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Hamlin, David. Flexible Specialization and the German Toy Industry, 1870-1914. London: Routledge, 2004.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Hamlin, David. Flexible Specialization and the German Toy Industry, 1870-1914. Routledge, 2004.