Spencer, R. H. (1983). Planning, implementation, and control in product test and assurance. Prentice-Hall.
Citazione stile Chigago Style (17a edizione)Spencer, Richard H. Planning, Implementation, and Control in Product Test and Assurance. Englewood Cliffs, N.J: Prentice-Hall, 1983.
Citatione MLA (9a ed.)Spencer, Richard H. Planning, Implementation, and Control in Product Test and Assurance. Prentice-Hall, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.