Norbert Simon. (2012). Developing a systematic aprroach to susceptibility mapping for landslides in natural and artificial slopes in an area undergoing lands use change, Kota Kinabalu, Sabah, Malaysia. Victoria Universiti of Wellington.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Norbert Simon. Developing a Systematic Aprroach to Susceptibility Mapping for Landslides in Natural and Artificial Slopes in an Area Undergoing Lands Use Change, Kota Kinabalu, Sabah, Malaysia. Wellington: Victoria Universiti of Wellington, 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Norbert Simon. Developing a Systematic Aprroach to Susceptibility Mapping for Landslides in Natural and Artificial Slopes in an Area Undergoing Lands Use Change, Kota Kinabalu, Sabah, Malaysia. Victoria Universiti of Wellington, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.