Lua APA (7ú heag.)

Aber, J. W. (1973). Beta coefficients and models of security return. Lexington Books.

Lua i Stíl Chicago (17ú heag.)

Aber, John W. Beta Coefficients and Models of Security Return. Lexington, Mass: Lexington Books, 1973.

Lua MLA (9ú heag.)

Aber, John W. Beta Coefficients and Models of Security Return. Lexington Books, 1973.

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