http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
or, The force of credulity. A new American comic-opera, of two acts
Attributed to Thomas Forrest and also to John Leacock. cf. Sonneck, O. G. T., Early Amer. operas (in Sammelbande d. Internat. musikgellschaft, jahrg. VI, page 428); U.S. Library of Congress. Cat. of opera librettos printed before 1800, prepared by O. G. T. Sonneck. Washington, 1914.
Microfilm. Ann Arbor, Mich. University Microfilms (n.d.) (American Culture Series, Reel 14.169)