Lim, J. J. R., & Yang, J. V. (2002). Collection development and standards for protected area libraries: A collection assessment of NIPA-CPPAP Library.
Chicago-referens (17:e uppl.)Lim, Judy Joanne R., och Jackson V. Yang. Collection Development and Standards for Protected Area Libraries: A Collection Assessment of NIPA-CPPAP Library. Quezon City : Institute of Library Science, University of the Philippines Diliman, 2002.
MLA-referens (9:e uppl.)Lim, Judy Joanne R., och Jackson V. Yang. Collection Development and Standards for Protected Area Libraries: A Collection Assessment of NIPA-CPPAP Library. 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.