noun
bibliography (study of books); bibliology
Academic term for the systematic study of books as physical objects, including their history, production, and description.
彼は大学で書誌学を専攻している。
He is majoring in bibliography at university.
書誌学の知識は古書の鑑定に役立つ。
Knowledge of bibliography is useful for appraising old books.
図書館学 is library science, which covers the management and operation of libraries, whereas 書誌学 is specifically the study of books themselves.
Compound of 書誌 (shoshi, 'book record' or 'bibliography') and 学 (gaku, 'study' or '-ology'). The term is a modern academic coinage.