The phrase "reference sake" means mentioning or using something as an example or point of comparison to clarify or support a statement or argument. Full definition
Given below are a few sample pricing analyst resume objectives that can be used by anyone for reference sake. (sampleresumeobjectives.org)
I am just making this list for fun, and for my own reference sake. (redeeminggod.com)
This can be done by rigorously editing the revised Titles to focus on the statement of the principles of law derived from cases and statutes that form the basis of each subject, and by not including case references for case references sake. (slaw.ca)