New South Wales. Dept. of Lands. Integration Surveys Division. (1975). Specifications for establishment and maintenance of trigonometrical stations. Department of Lands.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)New South Wales. Dept. of Lands. Integration Surveys Division. Specifications for Establishment and Maintenance of Trigonometrical Stations. Sydney: Department of Lands, 1975.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)New South Wales. Dept. of Lands. Integration Surveys Division. Specifications for Establishment and Maintenance of Trigonometrical Stations. Department of Lands, 1975.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.