I.: King, Ben; Woodcock, Martin: A Field Guide to the Birds of South-East Asia. Covering: Burma, Malaya, Thailand, Cambodia, Vietnam, Laos and Hong Kong. London, Collins 1991. Pbk. ISBN 0002192063 / II.: Lekagul, Boonsong; Cronin, Edward: Bird Guide of Thailand. 2nd Edition. Bangkok, Kurusapa Ladprao Press 1974. Hardback. / III.: Glenister, A.G.: The Birds of Malay Peninsula, Singapore and Penang. An Account of all the Malayan Species, with a Note of their Occurrence in Sumatra, Borneo and Java and a List of the Birds of those Islands. Kuala Lumpur, Oxford Univ. Press 1971. Pbk. / IV.: Wildash, Philip: Birds of South Vietnam. Rutland, Tuttle 1968. cloth w. dust jacket. / V.: Bhushan, Bharat; Fry, Graham: A Field Guide to the Waterbirds of Asia. Tokyo, Kodansha 1993. Pbk. ISBN 4770017405. Books with slight signs of storage.