Ladefoged, P., & Johnstone, K. (2011). A course in phonetics (6th ed.). Wadsworth/Cengage Learning.
Chicagoスタイル(17版)引用形式Ladefoged, Peter, , Keith Johnstone. A Course in Phonetics. 6th ed. Boston, Mass: Wadsworth/Cengage Learning, 2011.
MLA(9版)引用形式Ladefoged, Peter, , Keith Johnstone. A Course in Phonetics. 6th ed. Wadsworth/Cengage Learning, 2011.
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