Cite the data in the text as (Copyrights Holder, Year) or Copyrights Holder (Year).
If the authors are also the copyrights holders, use: (Hinton et al., 2015) or Hinton et al. (2015).
If the copyrights holder is an organization, use its full name in the first citation: (Innovation, Science and Economic Development Canada, 2017) or Innovation, Science and Economic Development Canada (2017) and its abbreviation in the subsequent ones: (ISED, 2017) or ISED (2017).
Reference for a data set with DOI:
Author, A. A. (Year). Title (Version Number of version) [Description of material]. Source. https://doi.org/xxxxx
The description of material can be: Data Set, Data File, User Manual, Code Book, etc.
Example:
Hinton, T. J., Jallerat, Q., Palchesko, R. N., Park, J. H., Grodzicki, M. S., Shue, H., Ramadan, M. H., Hudson, A. R., & Feinberg, A. W. (2016). Three-dimensional printing of complex biological structures by freeform reversible embedding of suspended hydrogels [Ensemble de données]. Dryad. https://doi.org/10.5061/dryad.tp4cp
More examples in the APA Citation Guide.
Here is a list of some recognized repositories in their respective fields:
Energy
Materials
Computer and Software Engineering
Earth and Environmental Sciences
Health Sciences
Biomedical Sciences
Life Sciences and Biomedical Sciences - Big data
Physics, astrophysics, and astronomy