APA (7e ed.) Bronvermelding

ROTHBERG ROBERT R(ED.). (1981). CORPORATE STRATEGY AND PRODUCT INNOVATION (2.). FREE PRESS.

Chicago (17e ed.) Bronvermelding

ROTHBERG ROBERT R(ED.). CORPORATE STRATEGY AND PRODUCT INNOVATION. 2. LONDON: FREE PRESS, 1981.

MLA (9e ed.) Bronvermelding

ROTHBERG ROBERT R(ED.). CORPORATE STRATEGY AND PRODUCT INNOVATION. 2. FREE PRESS, 1981.