APA-viite (7. p.)

CLELAND, D. I., & KING, W. R. (1987). Systems analysis and project management.-- Ed.3. McGraw-Hill Boook.

Chicago-viite (17. p.)

CLELAND, David I., ja William R. KING. Systems Analysis and Project Management.-- Ed.3. Auckland: McGraw-Hill Boook, 1987.

MLA-viite (9. p.)

CLELAND, David I., ja William R. KING. Systems Analysis and Project Management.-- Ed.3. McGraw-Hill Boook, 1987.