160919
Principles of Information Security is a textbook written by Michael Whitman and Herbert Mattord and published by Course Technology It is in widespread use in higher education in the United States as well as in many English - speaking countries .
 Course Technology, United States
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Course Technology, United States