Gaya APA

Sukhawan, Chawalit. (1972). Polished stone values of road surface aggregates in Thailand . : Department of Highways.

Gaya Chicago

Sukhawan, Chawalit. Polished stone values of road surface aggregates in Thailand. : Department of Highways, 1972. Chart.

Gaya MLA

Sukhawan, Chawalit. Polished stone values of road surface aggregates in Thailand. : Department of Highways, 1972. Chart.

Gaya Turabian

Sukhawan, Chawalit. Polished stone values of road surface aggregates in Thailand. : Department of Highways, 1972. Chart.