APA
BLANCHARD Jean Ed, NATIONAL BUREAU OF ECONOMIC RESEARCH, FICHER Stanley Ed & NATIONAL BUREAU OF ECONOMIC RESEARCH. (1991). Macroeconomics annual. London: MIT Press.
Chicago
BLANCHARD Jean Ed, NATIONAL BUREAU OF ECONOMIC RESEARCH, FICHER Stanley Ed and NATIONAL BUREAU OF ECONOMIC RESEARCH. 1991. Macroeconomics annual. London: MIT Press.
Harvard
BLANCHARD Jean Ed, NATIONAL BUREAU OF ECONOMIC RESEARCH, FICHER Stanley Ed and NATIONAL BUREAU OF ECONOMIC RESEARCH. (1991). Macroeconomics annual. London: MIT Press.
MLA
BLANCHARD Jean Ed, NATIONAL BUREAU OF ECONOMIC RESEARCH, FICHER Stanley Ed and NATIONAL BUREAU OF ECONOMIC RESEARCH. Macroeconomics annual. London: MIT Press. 1991.