Ryder, J. D. (1975). Networks, lines and fields. Prentice-Hall of India.
Chicago Style aipamenaRyder, John D. Networks, Lines and Fields. New Delhi: Prentice-Hall of India, 1975.
MLA aipamenaRyder, John D. Networks, Lines and Fields. Prentice-Hall of India, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.