Παραπομπή σε μορφή APA (7η εκδ.)

SCHOFIELD, W. (1978). Engineering Surveying Theory And Examination Problems For Students W. Schofield. Newnes Buttrwoths.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SCHOFIELD, W. Engineering Surveying Theory And Examination Problems For Students W. Schofield. Newnes Buttrwoths, 1978.

Παραπομπή σε μορφή MLA (8th εκδ.)

SCHOFIELD, W. Engineering Surveying Theory And Examination Problems For Students W. Schofield. Newnes Buttrwoths, 1978.