Newton, N. E. B. (1927). History of the Otira Tunnel in the Southern Alps: Being the thesis presented as part of the M.A. examination.
Čikaški stil citiranja (17. izdanje)Newton, Ngare Elaine Becket. History of the Otira Tunnel in the Southern Alps: Being the Thesis Presented as Part of the M.A. Examination. 1927.
MLA način citiranja (9. izdanje)Newton, Ngare Elaine Becket. History of the Otira Tunnel in the Southern Alps: Being the Thesis Presented as Part of the M.A. Examination. 1927.
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