40137
This use of an unacknowledged source was described by Thomas de Quincey , a contemporary of Coleridge , as plagiarism .
 Thomas de Quincey, Coleridge
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Thomas de Quincey, Coleridge