Answer:
This writing sample "I greedily devour the remnants of the shepherd's breakfast, which consisted of bread, cheese, milk, and wine; the latter, however, I did not like." does not use sources correctly.
The correct way should be similar to this:
Source: Shelley, Mary (1996). Frankenstein. Ed. J. Paul Hunter. New York and London: W. W. Norton & Co., Pg 70.
Explanation: