APA (7th ed.) Zitazioa
Worden, D. (1972). Tape reading in an old and new key. Worden &Worden, Inc..
Chicago Style (17th ed.) Zitazioa
Worden, Don. Tape Reading in an Old and New Key. Florida, Estados Unidos de América: Worden &Worden, Inc., 1972.
MLA (9th ed.) Zitazioa
Worden, Don. Tape Reading in an Old and New Key. Worden &Worden, Inc., 1972.
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