APA (7th ed.) Citation

Roper, P. (1986). A practical guide to windows. International Thomson Business Pub.

Chicago Style (17th ed.) Citation

Roper, Peter. A Practical Guide to Windows. London: International Thomson Business Pub, 1986.

MLA (9th ed.) Citation

Roper, Peter. A Practical Guide to Windows. International Thomson Business Pub, 1986.

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