Παραπομπή APA

Bry, G., & Boschan, C. (1971). Cyclical analysis of time series: Selected procedures and computer programs. New York: National Bureau of Economic Research.

Παραπομπή Chicago Style

Bry, Gerhard., and Charlotte Boschan. Cyclical Analysis of Time Series: Selected Procedures and Computer Programs. New York: National Bureau of Economic Research, 1971.

Παραπομπή MLA

Bry, Gerhard., and Charlotte Boschan. Cyclical Analysis of Time Series: Selected Procedures and Computer Programs. New York: National Bureau of Economic Research, 1971.

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