Dyfyniad APA

(2007). Introduction to the library and information professions. Libraries Unlimited.

Dyfyniad Arddull Chicago

Introduction to the Library and Information Professions. Libraries Unlimited, 2007.

Dyfyniad MLA

Introduction to the Library and Information Professions. Libraries Unlimited, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.