biblio-, bibli-, bibl-, biblico- +

1. The making or production of books; book production.
2. The art of producing and publishing books.

One who knows books and bibliography.

The art of producing and publishing books.

1. A book writer.
2. To compile a bibliography of (an author or subject).

One who writes about books, describing their authorship, printing, publication, etc.

1. A descriptive term for a list of books and articles consulted, appearing at the end of a book or other text.
2. Referring to a list of books and articles on a particular subject.
3. A reference to the process of organizing the history of books and other publications, and the work of classifying and describing them.

Of, relating to, or dealing with bibliography or the systematic description and history of books, their authorship, printing, publication, editions, physical description, etc.

1. The writing of books.
2. The systematic description and history of books, their authorship, printing, publication, editions, physical description, etc.
3. A list of the books of a particular author, printer, or country, or of those dealing with any particular theme; the literature of a subject.
4. A list of source materials used or consulted in the preparation of a written work or referred to in the text.

1. A book thief or someone who steals books.
2. Besides the direct biblioklept there is the indirect thief who borrows and never returns books to their proper owners (including a library).

Here is a news article about a bibliokleptomaniac.

1. A morbid tendency to steal books.
2. A compulsion to steal books.
3. A book thief who is regarded as someone who has a mental problem.
4. An uncontrollable or compulsive desire to steal and to possess books.

A "private collector" acquires additional books for his personal library.