Conference on Utilization of Hardwoods for Pulp and Paper Forest Research Institute and Colleges. (1972). Conference on Utilization of Hardwoods for Pulp and Paper, April 19th & 20th, 1971, Forest Research Institute and Colleges, Dehra Dun. Forest Research Institute and Colleges.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Conference on Utilization of Hardwoods for Pulp and Paper Forest Research Institute and Colleges. Conference on Utilization of Hardwoods for Pulp and Paper, April 19th & 20th, 1971, Forest Research Institute and Colleges, Dehra Dun. Dehra Dun: Forest Research Institute and Colleges, 1972.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Conference on Utilization of Hardwoods for Pulp and Paper Forest Research Institute and Colleges. Conference on Utilization of Hardwoods for Pulp and Paper, April 19th & 20th, 1971, Forest Research Institute and Colleges, Dehra Dun. Forest Research Institute and Colleges, 1972.