'Ya Wanna Screw Driver?' by New Nicholls and Lucky Grills, 1998 Cassette-Box 528 Unit ID: NLA.MS-SAV010005 Date: 1998
'Yaws', chapter in Clinical dermatology, Philadelphia, J. B. Lippincott, 1987 and later revisions Unit ID: 6
'Yaws eradication in Indonesia: Dr Raden Kodijat's contribution', reprinted from the Transactions of the Royal Society of Tropical Medicine and Hygiene, Vol 64, No 4, 1970 Unit ID: 8