found: His The complete Enochian dictionary, 1978: t.p. (Donald C. Laycock)
found: His Akaru, 1969: t.p. (Don Laycock)
found: His The Ndu language family, 1965: t.p. (D. C. Laycock)
found: Australian Inst. of Aborig. Studies. Advisory Com. on Linguistics. Linguistics trends in Australia, 1970: t.p. (Donald Laycock)
found: His The best bawdry, 1982: t.p. (Don Laycock) Aus CIP data (Laycock, Donald C. (Donald Clarence))
found: A dictionary of Buin, a language of Bougainville, 2003: t.p. (Donald C. Laycock) p. 4 of cover (Don Laycock; 1936-1988)