Παραπομπή APA

Valkenburg, M. V. (1997). Network analysis (3rd ed.). Prentice Hall of India.

Παραπομπή Chicago Style

Valkenburg, M.E. Van. Network Analysis. 3rd ed. New Delhi: Prentice Hall of India, 1997.

Παραπομπή MLA

Valkenburg, M.E. Van. Network Analysis. 3rd ed. Prentice Hall of India, 1997.