Gaya APA

Parsons, A.W.. (1977). The efficiency of operation of earthmoving plant on road construction sites . : TRRL.

Gaya Chicago

Parsons, A.W.. The efficiency of operation of earthmoving plant on road construction sites. : TRRL, 1977. Chart.

Gaya MLA

Parsons, A.W.. The efficiency of operation of earthmoving plant on road construction sites. : TRRL, 1977. Chart.

Gaya Turabian

Parsons, A.W.. The efficiency of operation of earthmoving plant on road construction sites. : TRRL, 1977. Chart.