Useful Books
The Chicago Manual of Style. 17th ed. Chicago: University of Chicago Press, 2017.
Lipson, Charles. Cite Right: a Quick Guide to citation styles- MLA, APA, Chicago, the Sciences, Professions and More. 2nd ed. Chicago: University of Chicago Press, 2018.
Pears, Richard. Cite Them Right: the Essential Referencing Guide. 11th ed. London: Macmillan Education, 2019.