APA (7th ed.) Zitazioa

GUTHRIE, H. W. (1966). Statistical methods in economics. Richard D. Irwin.

Chicago Style (17th ed.) Zitazioa

GUTHRIE, Harold W. Statistical Methods in Economics. Homewood: Richard D. Irwin, 1966.

MLA (9th ed.) Zitazioa

GUTHRIE, Harold W. Statistical Methods in Economics. Richard D. Irwin, 1966.