Singh, Harwant, The physical environment of Sarawak / Harwant Singh. - Kota Samarahan, Sarawak : Universiti Malaysia Sarawak, 2012. - xvi, 464 pages : illustrations ; 25 cm. Includes bibliographical references and index. ISBN: 9789675527449 RM273.42 Subjects--Topical Terms: Physical geography--Sarawak.Natural resources--Sarawak.