APA ציטוט

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

Chicago Edition Citation

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

ציטוט MLA

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