APA (7th ed.) Zitazioa
Ridenour, F. (1967). So, What's the Difference? GL Regal Books, A Division of G/L Publicaitons.
Chicago Style (17th ed.) Zitazioa
Ridenour, Fritz. So, What's the Difference? Glendale, CA: GL Regal Books, A Division of G/L Publicaitons, 1967.
MLA (9th ed.) Zitazioa
Ridenour, Fritz. So, What's the Difference? GL Regal Books, A Division of G/L Publicaitons, 1967.
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