Παραπομπή APA

Harbord, J. B. (1977). Glossary of Navigation. Brown son and Ferguson.

Παραπομπή Chicago Style

Harbord, J B. Glossary of Navigation. Glasgow: Brown son and Ferguson, 1977.

Παραπομπή MLA

Harbord, J B. Glossary of Navigation. Brown son and Ferguson, 1977.