Cita APA (7a ed.)

Screen, P. (1987). Warwick process science: Section two. Ashford Press.

Cita Chicago Style (17a ed.)

Screen, Peter. Warwick Process Science: Section Two. Southampton: Ashford Press, 1987.

Cita MLA (9a ed.)

Screen, Peter. Warwick Process Science: Section Two. Ashford Press, 1987.