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Speedy C. B. [. a., Brown R. F. & Goodwin G. C. (1970). Control theory. : Oliver & Boyd Edinburgh.
Speedy C B [et al.], Brown R F and Goodwin G C. 1970. Control theory. : Oliver & Boyd Edinburgh.
Speedy C. B. [. a., Brown R. F. and Goodwin G. C. (1970). Control theory. : Oliver & Boyd Edinburgh.
Speedy C B [et al.], Brown R F and Goodwin G C. Control theory. : Oliver & Boyd Edinburgh. 1970.
