|  |  | Labour Productivity in Ocean Shipping, 1450-1875 | Analytt | 656.6(091)(05) I Lucassen, Jan / I: International Journal of Maritime History.  - Vol.XII, No.2, 2000 - St. John's, 2000. - s.127-141
 | Lucassen, Jan | 2000 | 
				|  |  | "Those emblems of hell"? : European sailors and the maritime labour market 1570-1870 | Bok | 331.6 R Royen, Paul van /  - St. John's : Memorial University of Newfoundland. Maritime Studies Research Unit, 1997. - xii, 362 s. (Research in maritime history : 13) - Språk: Engelsk
 | Royen, Paul van | 1997 |