Margrain, E., Margrain, R., Robinson, A., & Stevenson, J. (1988). GCSE biology questions: E. Margrain, R. Margrain, A. Robinson, J. Stevenson. Blackie.
Chicagoスタイル(17版)引用形式Margrain, Elza, R. Margrain, A. Robinson, , J. Stevenson. GCSE Biology Questions: E. Margrain, R. Margrain, A. Robinson, J. Stevenson. London: Blackie, 1988.
MLA(9版)引用形式Margrain, Elza, et al. GCSE Biology Questions: E. Margrain, R. Margrain, A. Robinson, J. Stevenson. Blackie, 1988.
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