APA-referens

McDonald,P C. (1992). Directory of low temperature research and development in europe (7th.). IOP.

Chicago-stil citat

McDonald,P C. Directory of Low Temperature Research and Development in Europe. 7th. Bristol and Philadelphia: IOP, 1992.

MLA-referens

McDonald,P C. Directory of Low Temperature Research and Development in Europe. 7th. IOP, 1992.

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