Kerfoot, E., & McKeever, S. (2010). Formal relationships in sequential object systems.
Lua i Stíl Chicago (17ú heag.)Kerfoot, E., agus S. McKeever. Formal Relationships in Sequential Object Systems. 2010.
Lua MLA (9ú heag.)Kerfoot, E., agus S. McKeever. Formal Relationships in Sequential Object Systems. 2010.
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