APA
Ray J., . (1999). 10 Mintues guide to Linux. : N. delhi Prentice hall of India.
Chicago
Ray John, . 1999. 10 Mintues guide to Linux. : N. delhi Prentice hall of India.
Harvard
Ray J., . (1999). 10 Mintues guide to Linux. : N. delhi Prentice hall of India.
MLA
Ray John, . 10 Mintues guide to Linux. : N. delhi Prentice hall of India. 1999.