APA (7th ed.) Citation

Purcell, J. (1996). Doctor Linux ; The Complete Linux Regerence documentation. Linux.

Chicago Style (17th ed.) Citation

Purcell, John. Doctor Linux ; The Complete Linux Regerence Documentation. Linux, 1996.

MLA (8th ed.) Citation

Purcell, John. Doctor Linux ; The Complete Linux Regerence Documentation. Linux, 1996.

Warning: These citations may not always be 100% accurate.