OSX 10.10 and above
See release notes
Mendeley is the recommended software as it is a free reference manager that can help users collect references, organize citations, and create bibliographies. Additionally, Mendeley is also an academic social network that enables you to share your research with others.
The overview of the software can be viewed from this video:
For installation instruction, you may follow this link
Also, you may create your cittations and references list by following this tutorial
Neville, C. (2010). The Complete Guide to Referencing and Avoiding Plagiarism (Vol. 2nd ed). Maidenhead: McGraw-Hill Education. Walker, J., & Taylor, T. (2006). The Columbia Guide to Online Style: Second Edition. New York: Columbia University Press.