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manival · 07-31-2017, 06:04 AM

Social bookmarking is a centralized online service which allows users to add, annotate, edit, and share bookmarks of web documents.

07-31-2017, 06:04 AM	#13
manival Registered User Join Date: Jul 2017 Posts: 271	Social bookmarking is a centralized online service which allows users to add, annotate, edit, and share bookmarks of web documents.