Bogart, K. P. (2000). Introductory combinatorics (3rd ed.). San Diego: Harcourt/Academic Press.
Chicago Style aipamenaBogart, Kenneth P. Introductory Combinatorics. 3rd ed. San Diego: Harcourt/Academic Press, 2000.
MLA aipamenaBogart, Kenneth P. Introductory Combinatorics. 3rd ed. San Diego: Harcourt/Academic Press, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.