Chin, C. H., Dobie, M. J. D., & Nicholls, R. A. (1990). Geotechnical aspects of the North-South Expressway. Kuala Lumpur : Projek Lebuhraya Utara-Selatan (PLUS) and Pengurusan Lebuhraya Berhad (PL).
Chicago (17e ed.) BronvermeldingChin, C. H., M. J. D. Dobie, en R. A. Nicholls. Geotechnical Aspects of the North-South Expressway. Kuala Lumpur : Projek Lebuhraya Utara-Selatan (PLUS) and Pengurusan Lebuhraya Berhad (PL), 1990.
MLA (9e ed.) BronvermeldingChin, C. H., et al. Geotechnical Aspects of the North-South Expressway. Kuala Lumpur : Projek Lebuhraya Utara-Selatan (PLUS) and Pengurusan Lebuhraya Berhad (PL), 1990.
Let op: Deze citaties zijn niet altijd 100% accuraat.