Cita APA (7a ed.)

Bergen, S. (1990). R & D management: Managing projects and new products (New rev. ed.). B. Blackwell.

Cita Chicago Style (17a ed.)

Bergen, S.A. R & D Management: Managing Projects and New Products. New rev. ed. Oxford, Eng: B. Blackwell, 1990.

Cita MLA (9a ed.)

Bergen, S.A. R & D Management: Managing Projects and New Products. New rev. ed. B. Blackwell, 1990.