Pimentel, M. d. G. C. (1994). A framework for user-hypertext interaction and alternative operations for browsin̈g.
Čikaški stil citiranja (17. izdanje)Pimentel, Maria da Graca Campos. A Framework for User-hypertext Interaction and Alternative Operations for Browsin̈g. 1994.
MLA način citiranja (8. izdanje)Pimentel, Maria da Graca Campos. A Framework for User-hypertext Interaction and Alternative Operations for Browsin̈g. 1994.
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