Glass, J. C., & Johnson, W. j. a. (1989). Economics: Progression, stagnation, or degenerationn. Wheatsheaf.
Lua i Stíl Chicago (17ú heag.)Glass, J. Colin, agus W. joint author Johnson. Economics: Progression, Stagnation, or Degenerationn. New York: Wheatsheaf, 1989.
Lua MLA (9ú heag.)Glass, J. Colin, agus W. joint author Johnson. Economics: Progression, Stagnation, or Degenerationn. Wheatsheaf, 1989.
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