APA način citiranja (7. izdanje)
ebrary, Inc, Tschofenig, H., & Schulzrinne, H. (2013). Internet protocol-based emergency services. John Wiley & Sons Inc..
Čikaški stil citiranja (17. izdanje)
ebrary, Inc, Hannes Tschofenig, i Henning Schulzrinne. Internet Protocol-based Emergency Services. Chichester, West Sussex: John Wiley & Sons Inc., 2013.
MLA način citiranja (9. izdanje)
ebrary, Inc, et al. Internet Protocol-based Emergency Services. John Wiley & Sons Inc., 2013.
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