GALLO, J. J. (1998). Buku Saku Gerontologi. EGC.
Chicago Style (17th ed.) CitationGALLO, Joseph J. Buku Saku Gerontologi. EGC, 1998.
MLA (8th ed.) CitationGALLO, Joseph J. Buku Saku Gerontologi. EGC, 1998.
Warning: These citations may not always be 100% accurate.