APA (7th ed.) Citation

Khoo, S. H. (1969). Population and land use changes in Perak 1891-1940.

Chicago Style (17th ed.) Citation

Khoo, Soo Hock. Population and Land Use Changes in Perak 1891-1940. 1969.

MLA (8th ed.) Citation

Khoo, Soo Hock. Population and Land Use Changes in Perak 1891-1940. 1969.

Warning: These citations may not always be 100% accurate.