Lua APA (7ú heag.)

WILLIAMS, M. .. E. (1985). COMPUTER READABLE DATABASES. NORTH HOLLAND.

Lua i Stíl Chicago (17ú heag.)

WILLIAMS, M . E. COMPUTER READABLE DATABASES. AMSTERDAN: NORTH HOLLAND, 1985.

Lua MLA (9ú heag.)

WILLIAMS, M . E. COMPUTER READABLE DATABASES. NORTH HOLLAND, 1985.

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