Lua APA (7ú heag.)
ebrary, Inc, & Williamson, A. R. (2009). Medicare: A primer. Nova Science Publishers.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Alice R. Williamson. Medicare: A Primer. Hauppauge, N.Y.: Nova Science Publishers, 2009.
Lua MLA (9ú heag.)
ebrary, Inc, agus Alice R. Williamson. Medicare: A Primer. Nova Science Publishers, 2009.
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