APA (7th ed.) Citation

Lera, T. M., & Shumway, A. (2012). The G.H. Kaestlin collection of Zemstvo and Imperial Russian stamps and covers: Finding guide. Smithsonian, National Postal Museum.

Chicago Style (17th ed.) Citation

Lera, Thomas M., and Annette Shumway. The G.H. Kaestlin Collection of Zemstvo and Imperial Russian Stamps and Covers: Finding Guide. [Washington, D.C.]: Smithsonian, National Postal Museum, 2012.

MLA (9th ed.) Citation

Lera, Thomas M., and Annette Shumway. The G.H. Kaestlin Collection of Zemstvo and Imperial Russian Stamps and Covers: Finding Guide. Smithsonian, National Postal Museum, 2012.