1. There are several citation formats available to you as an engineer; the one you choose is typically determined by your area of interest within engineering and/or the standards of the journal to which you are submitting your article for publication.
2. Pick one and be consistent!
3. Accurate citations provide important information to your readers about your sources; if you mess them up or fail to include them entirely, you confuse your readers and jeopardize your credibility as an author.
4. Accurate citations also help you avoid instances of academic dishonesty (i.e. plagiarism)
These selected citations styles (IEEE, ACS, AIP, and ASCE) list in-text citations as References at the end of the paper.