Cita APA (7th ed.)
The American Philatelic Congress, Inc, Koenig, D., Sellers, F. B., Pratt, R. H., Friedberg, R., Skavaril, R. V., . . . Brett, G. W. Fifty-second American Philatelic Congress: October 24-26, 1986 : Ambassador Hotel. Los Angeles, California.
Cita Chicago (17th ed.)
The American Philatelic Congress, Inc, et al. Fifty-second American Philatelic Congress: October 24-26, 1986 : Ambassador Hotel. Los Angeles, California.
Cita MLA (9th ed.)
The American Philatelic Congress, Inc, et al. Fifty-second American Philatelic Congress: October 24-26, 1986 : Ambassador Hotel. Los Angeles, California.
Atenció: Aquestes cites poden no estar 100% correctes.