APA
Highway Research Board I R C, . (1975). Highway Research Bullettin No: II Flexible Pavements. New Delhi: I R C HIGHWAY RESEARCH BOARD.
Chicago
Highway Research Board I R C, . 1975. Highway Research Bullettin No: II Flexible Pavements. New Delhi: I R C HIGHWAY RESEARCH BOARD.
Harvard
Highway Research Board I R C, . (1975). Highway Research Bullettin No: II Flexible Pavements. New Delhi: I R C HIGHWAY RESEARCH BOARD.
MLA
Highway Research Board I R C, . Highway Research Bullettin No: II Flexible Pavements. New Delhi: I R C HIGHWAY RESEARCH BOARD. 1975.