APA (7e ed.) Bronvermelding

SEHGAL, S., & SEHGAL, S. (1980). A Text Book On Highway Engineering And Airports For Degree And A.m. E. Students S.b. Sehgal And K.l. Bhanot. S. Chand & Company.

Chicago (17e ed.) Bronvermelding

SEHGAL, S.B, en S.B SEHGAL. A Text Book On Highway Engineering And Airports For Degree And A.m. E. Students S.b. Sehgal And K.l. Bhanot. S. Chand & Company, 1980.

MLA (8e ed.) Bronvermelding

SEHGAL, S.B, en S.B SEHGAL. A Text Book On Highway Engineering And Airports For Degree And A.m. E. Students S.b. Sehgal And K.l. Bhanot. S. Chand & Company, 1980.