Valkenburg, M. V. (1991). Network Analysis (3rd ed.). Prentice Hall of India.
Chicago-čujuhus (17. p.)Valkenburg, M.E. Van. Network Analysis. 3rd ed. New Delhi: Prentice Hall of India, 1991.
MLA-čujuhus (9. p.)Valkenburg, M.E. Van. Network Analysis. 3rd ed. Prentice Hall of India, 1991.
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