Dyfyniad APA

Terrington, J. S. (1939). Surveying and levelling. Lockwood.

Dyfyniad Arddull Chicago

Terrington, John Stanley. Surveying and Levelling. London: Lockwood, 1939.

Dyfyniad MLA

Terrington, John Stanley. Surveying and Levelling. Lockwood, 1939.

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