Luping, Herman James. The Kadazans and Sabah Politics(PDF) (学位论文). Political Science Department at the Victoria University of Wellington: 61. 1985 [2012-10-28]. (原始内容存档(PDF)于2010-05-16).
Luping, Herman James. The Kadazans and Sabah Politics(PDF) (学位论文). Political Science Department at the Victoria University of Wellington: 61. 1985 [2012-10-28]. (原始内容存档(PDF)于2010-05-16).