Grey, M. (1980). Changing course: A second career for seafarers ashore in the marine industry. Fairplay.
Citazione stile Chigago Style (17a edizione)Grey, Michael. Changing Course: A Second Career for Seafarers Ashore in the Marine Industry. Londres: Fairplay, 1980.
Citatione MLA (9a ed.)Grey, Michael. Changing Course: A Second Career for Seafarers Ashore in the Marine Industry. Fairplay, 1980.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.