Notes on survey investigation /
Willis, R. W.
Notes on survey investigation / R.W. Willis. - 3rd ed. - [Sydney, New South Wales : Registrar General's Office, 1982]. - 106 p. : ill, ; 33 cm.
Surveying.
Land use surveys.
Notes on survey investigation / R.W. Willis. - 3rd ed. - [Sydney, New South Wales : Registrar General's Office, 1982]. - 106 p. : ill, ; 33 cm.
Surveying.
Land use surveys.