(1988). Annual report 1987-88. Central road research institute.
シカゴスタイル引用形Annual Report 1987-88. New Delhi: Central road research institute, 1988.
MLA引用形式Annual Report 1987-88. Central road research institute, 1988.
警告: この引用は必ずしも正確ではありません.
(1988). Annual report 1987-88. Central road research institute.
シカゴスタイル引用形Annual Report 1987-88. New Delhi: Central road research institute, 1988.
MLA引用形式Annual Report 1987-88. Central road research institute, 1988.