APA aipamena

Bell, D. e., & Bell, D. J. (1975). Singular Optimal Control Problems. Academic Press.

Chicago Style aipamena

Bell, D.J. ed, and D.J.; Jacobson Bell. Singular Optimal Control Problems. London: Academic Press, 1975.

MLA aipamena

Bell, D.J. ed, and D.J.; Jacobson Bell. Singular Optimal Control Problems. Academic Press, 1975.