The standard APA guides will help with articles and other standard sources, but some business resources like SimplyAnalytics are not covered well, and you may not find many examples or specific guidelines. Here are some examples that will help:
SimplyAnalytics (2017). EASI/MRI Consumer Expenditure Data 2016. Retrieved February 17th, 2017, from SimplyAnalytics database.
SimplyAnalytics (2017). SimmonsLOCAL data retrieved February 28, 2017, from SimplyAnalytics database.