Cita APA (7a ed.)
Holden Thorp, P. A Guide to Stamp Collecting: America's favorite family hobby.
Cita Chicago Style (17a ed.)
Holden Thorp, Prescott. A Guide to Stamp Collecting: America's Favorite Family Hobby.
Cita MLA (9a ed.)
Holden Thorp, Prescott. A Guide to Stamp Collecting: America's Favorite Family Hobby.
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