APA (7th ed.) Citation

Gehring, K. H. (1995). Extending the limits of shield tunnelling: Prerequisites, concepts and step towards realisation. Himpunan Mahasiswa Tambang ITB.

Chicago Style (17th ed.) Citation

Gehring, K H. Extending the Limits of Shield Tunnelling: Prerequisites, Concepts and Step Towards Realisation. Himpunan Mahasiswa Tambang ITB, 1995.

MLA (8th ed.) Citation

Gehring, K H. Extending the Limits of Shield Tunnelling: Prerequisites, Concepts and Step Towards Realisation. Himpunan Mahasiswa Tambang ITB, 1995.

Warning: These citations may not always be 100% accurate.