Answer: THIS IS NOT PLAGIARISM, because the student has acknowledged the source of it's knowledge in it's literature work, making it more easier for anyone to consult it's source and read further for a deeper knowledge.
Explanation: plagiarism is the use of ones literature work to build your own literature work without acknowledging the person's work. In it's simplest term, It is the theft of knowledge. When you have acknowledged the source of your knowledge, it won't be called plagiarism, because we have the right to the literature work, to guild us on a topic.