Liverpool. College of Commerce. School of Librarianship & Astbury, R. (1968). Libraries & the book trade: Papers delivered at a symposium held at Liverpool School of Librarianship, May 1967. Bingley.
Cita Chicago (17th ed.)Liverpool. College of Commerce. School of Librarianship i Raymond Astbury. Libraries & the Book Trade: Papers Delivered at a Symposium Held at Liverpool School of Librarianship, May 1967. London: Bingley, 1968.
Cita MLA (8th ed.)Liverpool. College of Commerce. School of Librarianship i Raymond Astbury. Libraries & the Book Trade: Papers Delivered at a Symposium Held at Liverpool School of Librarianship, May 1967. Bingley, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.