APA (7th ed.) Citation

Koopmans, L. H. (1974). The spectral analysis of the time series. Academic Press.

Chicago Style (17th ed.) Citation

Koopmans, Lambert Herman. The Spectral Analysis of the Time Series. New York: Academic Press, 1974.

MLA (9th ed.) Citation

Koopmans, Lambert Herman. The Spectral Analysis of the Time Series. Academic Press, 1974.