Boys, C. . .. (1960). Soap bubbles and the forces which mould them. Heinemann.
Čikaški stil citiranjaBoys, C.V. Soap Bubbles and the Forces Which Mould Them. : Heinemann, 1960.
MLA način citiranjaBoys, C.V. Soap Bubbles and the Forces Which Mould Them. Heinemann, 1960.
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