APA (7th ed.) Citation

Lejk & Deeks. (1998). An introduction to systems analysis techniques.

Chicago Style (17th ed.) Citation

Lejk and Deeks. An Introduction to Systems Analysis Techniques. LondoznlbPrentice Hall, 1998.

MLA (9th ed.) Citation

Lejk and Deeks. An Introduction to Systems Analysis Techniques. 1998.

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