APA (7th ed.) Citation

Rothery, B., & Mullally, A. (1970). The practice of systems analysis: Instruction manual. Business Books.

Chicago Style (17th ed.) Citation

Rothery, Brian, and Alan Mullally. The Practice of Systems Analysis: Instruction Manual. London: Business Books, 1970.

MLA (9th ed.) Citation

Rothery, Brian, and Alan Mullally. The Practice of Systems Analysis: Instruction Manual. Business Books, 1970.