the preposition in that sentence is [in]
The preposition is 'about'
The noun that follows the proposition 'in' is the object of the preposition. Example:You will find her in the library. The noun 'library' is the object of the preposition.
reading a library book...
The relative pronoun in the underlined adjective clause "The book that she was reading" is "that," which is used as the object of the preposition "of."
Noise is in a book store but not in a library.
Joseph Frankovic has written: 'Reading the book' -- subject(s): Bible, Hermeneutics
See library of congress "Authorities"
You use the library's books for research or leisure reading. You can use the library whenever you want as long as they are open. If you cannot find a book ask a librarian or use their computers to find a book.
Joseph H. Reading has written: 'A voyage along the western coast, or, Newest Africa' -- subject(s): Accessible book, Description and travel
writing on a paper
Due to the fact that they were in a library, he quietly asked the man what book he was reading.
insted of looking in the internet go the library and look in a book