Παραπομπή APA

Langley, A., & Gray, E. V. (2005). Role of the academic librarian. Chandos Publishing.

Παραπομπή Chicago Style

Langley, Anne, και Edward Vaughan Gray. Role of the Academic Librarian. Oxford: Chandos Publishing, 2005.

Παραπομπή MLA

Langley, Anne, και Edward Vaughan Gray. Role of the Academic Librarian. Chandos Publishing, 2005.