McClelland, P. D. (1989). 1988 - 1989 Annual edition reading in introductory macroeconomics. Mc Graw Hill.
Lua i Stíl Chicago (17ú heag.)McClelland, Peter D. 1988 - 1989 Annual Edition Reading in Introductory Macroeconomics. Mc Graw Hill, 1989.
Lua MLA (9ú heag.)McClelland, Peter D. 1988 - 1989 Annual Edition Reading in Introductory Macroeconomics. Mc Graw Hill, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.