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