Trekking Convention Rawalpindi, Pakistan, & Pakistan. Tourism Division. (1982). Trekking Convention 81, October 12 to 15, 1981, Rawalpindi, Pakistan. Tourism Division, Govt. of Pakistan.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Trekking Convention Rawalpindi, Pakistan, و Pakistan. Tourism Division. Trekking Convention 81, October 12 to 15, 1981, Rawalpindi, Pakistan. [Rawalpindi: Tourism Division, Govt. of Pakistan, 1982.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Trekking Convention Rawalpindi, Pakistan, و Pakistan. Tourism Division. Trekking Convention 81, October 12 to 15, 1981, Rawalpindi, Pakistan. Tourism Division, Govt. of Pakistan, 1982.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.