OPEN UNIVERSITY. S25-COURSE TEAM. ORBITALS.
Chicagoスタイル(17版)引用形式OPEN UNIVERSITY. S25-COURSE TEAM. ORBITALS. 2ND ED. BLETCHLEY, OPEN UNIV. PR., 1973. 55, 56P.
MLA(8版)引用形式OPEN UNIVERSITY. S25-COURSE TEAM. ORBITALS.
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APA(7版)引用形式