Cita APA (7a ed.)

Tiffin, R. (1999). Practical Techniques for Effective Project Investment Appraisal. Thorogood Publishing Ltd.

Cita Chicago Style (17a ed.)

Tiffin, Ralph. Practical Techniques for Effective Project Investment Appraisal. Thorogood Publishing Ltd, 1999.

Cita MLA (8a ed.)

Tiffin, Ralph. Practical Techniques for Effective Project Investment Appraisal. Thorogood Publishing Ltd, 1999.