The standard APA guides (see Citation Styles and Guides) will help with articles and books, but you may not find examples or specific guidelines for some specialized business resources. Just use your best judgment based what you know about APA and be consistent. Here are some examples:
Publisher/Database as author. (Publication date). Title of report. Retrieved from URL
IBISWorld. (2012, Oct.). Frozen Yogurt Stores. Retrieved from http://www.ibisworld.com
Euromonitor. (2013, Sept. 19). Wine in Spain. Retrieved from http://www.portal.euromonitor.com/
globalEdge. (1994 - 2017). Romania. Retrieved from https://globaledge.msu.edu/countries/romania
World Bank. (2016). Mobile cellular subscriptions [table]. Data retrieved April 21, 2017, from https://globaledge.msu.edu/comparator
For more help, the following guide (developed by a librarian) provides additional examples and tips.
Let the databases do some of the work. Many of the databases on the Databases A-Z list have an internal feature that will produce a citation in various styles. Look for a link or icon titled "cite" or "save, print, email." You will have to check for accuracy, but it is a great way to get started.