Alan B. Johnston
Alan B. Johnston
7 featured booksAlan B. Johnston
Bookitis has not yet captured a biography for this author, but the catalog links below show the books currently associated with this profile.
OL1518052A
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7 representative editions
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Featured books
Representative editions for works actually authored by this person.
- Image source: Open LibraryCF
Counting from zero
cover - Image source: Open LibraryS
SIP
cover - Image source: Open LibraryS
SIP
cover - Image source: Open LibraryIC
Internet communications using SIP
cover - Image source: Open LibraryUV
Understanding Voice over IP security
cover - Image source: Open LibrarySB
SIP Beyond VoIP
cover - Image source: Open LibraryIC
Internet communications using SIP
cover
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