APA način citiranja

 Helal, A. A. (1996).  Replication techniques in distributed systems.  Kluwer Academic Publishers.

Čikaški stil citiranja

 Helal, Abdelsalam A.  Replication Techniques in Distributed Systems.  Kluwer Academic Publishers, 1996.

MLA način citiranja

 Helal, Abdelsalam A.  Replication Techniques in Distributed Systems.  Kluwer Academic Publishers, 1996.

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