Cita APA (7a ed.)

CLELAND, D. I., & CLELAND, D. I. (1975). Systems Analysis And Project Management Second Edition/ David I. Cleland. McGraw-Hill.

Cita Chicago Style (17a ed.)

CLELAND, David I., y David I. CLELAND. Systems Analysis And Project Management Second Edition/ David I. Cleland. McGraw-Hill, 1975.

Cita MLA (8a ed.)

CLELAND, David I., y David I. CLELAND. Systems Analysis And Project Management Second Edition/ David I. Cleland. McGraw-Hill, 1975.