Trekking Convention Rawalpindi, Pakistan, & Pakistan. Tourism Division. (1982). Trekking Convention 81, October 12 to 15, 1981, Rawalpindi, Pakistan. Tourism Division, Govt. of Pakistan.
Παραπομπή σε μορφή Chicago (17η εκδ.)Trekking Convention Rawalpindi, Pakistan, και Pakistan. Tourism Division. Trekking Convention 81, October 12 to 15, 1981, Rawalpindi, Pakistan. [Rawalpindi: Tourism Division, Govt. of Pakistan, 1982.
Παραπομπή σε μορφή MLA (8th εκδ.)Trekking Convention Rawalpindi, Pakistan, και Pakistan. Tourism Division. Trekking Convention 81, October 12 to 15, 1981, Rawalpindi, Pakistan. Tourism Division, Govt. of Pakistan, 1982.
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