Gaya APA

SIMPSON, A. (1991). NAVIGATION GUIDE VOL. 1: NEAR COASTAL NAVIGATION . GREAT BRITAIN: BROWN,SON&FERGUSON LIMITED.

Gaya MLA

SIMPSON, ALEXANDER. "NAVIGATION GUIDE VOL. 1: NEAR COASTAL NAVIGATION". GREAT BRITAIN: BROWN,SON&FERGUSON LIMITED, 1991. Text.