APA-viite (7. p.)

CLELAND DAVID I. (1984). SYSTEMS ANALYSIS & PROJECT MANAGEMENT (3RD.). MCGRAW-HILL.

Chicago-viite (17. p.)

CLELAND DAVID I. SYSTEMS ANALYSIS & PROJECT MANAGEMENT. 3RD. LONDON: MCGRAW-HILL, 1984.

MLA-viite (9. p.)

CLELAND DAVID I. SYSTEMS ANALYSIS & PROJECT MANAGEMENT. 3RD. MCGRAW-HILL, 1984.