Gast Library at Michigan State has compiled some examples of how to cite business databases in APA citation style.
S&P Capital IQ. (2020). Apple Inc.: Public company profile. Retrieved January 27, 2020, from S&P Capital IQ database.
"National Retail Federation (NRF)." Encyclopedia of Associations: National Organizations of the U.S., edited by Bohdan Romaniuk, 2020 ed., Gale, 2020. Gale Directory Library, https://link-gale-com.proxy2.library.illinois.edu/apps/doc/NBVIDC365194227/GDL?u=uiuc_uc&sid=GDL&xid=96e51664. Accessed 7 Sept. 2020.
Attribution: Gast Library. Adapted and used by permission.