Halliwell, J. D. a. T. A. E. (1977). Course in standard coral 66. NCC.
シカゴスタイル引用形Halliwell, J D and T A Edwards. Course in Standard Coral 66. England: NCC, 1977.
MLA引用形式Halliwell, J D and T A Edwards. Course in Standard Coral 66. NCC, 1977.
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