@article{Melvyn P. Leffler_1999, title={The Cold War: What Do ‘We Now Know’?}, volume={104}, url={http://www.jstor.org/stable/2650378?origin=JSTOR-pdf&seq=1#page_scan_tab_contents}, number={2}, journal={The American Historical Review}, author={Melvyn P. Leffler}, year={1999}, pages={501–524} }
@book{Pride_Hughes_Kapoor_2002, address={Boston}, edition={7th ed}, title={Business}, publisher={Houghton Mifflin Co}, author={Pride, William M. and Hughes, Robert James and Kapoor, Jack R.}, year={2002} }
@article{Shuster, La_2011, title={BUSINESS}, volume={81}, url={https://nusearch.nottingham.edu.cn/primo-explore/fulldisplay?docid=TN_wos000286170600010&context=PC&vid=44NOTCH&lang=en_US&search_scope=44NOTCH_REMOTE&adaptor=primo_central_multiple_fe&tab=44notch_remote&query=any,contains,business&offset=0}, number={1}, journal={Civil Engineering}, author={Shuster, La}, year={2011} }
