If I create a commercial website that uses MIT/BSD-3 libraries and plugins, do I have to specifically mention the licences of each plugin/library? If so where do I have to add the same? Are the comments that are present in the library js/css which credits the author enough? E.g.
/*! * Bootstrap v4.1.3 (https://getbootstrap.com/) * Copyright 2011-2018 The Bootstrap Authors * Copyright 2011-2018 Twitter, Inc. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) */