Gaya APA

Clampin, D., White, N, J. (2017). “Is it essential that a steamship company’s poster must have a ship?” The shortcomings of British shipping posters c.1840 to c.1970 (Journal of Historical Research in Marketing). Liverpool: Emerald Insight.

Gaya MLA

Clampin, David., White, Nicholas, J.. "“Is it essential that a steamship company’s poster must have a ship?” The shortcomings of British shipping posters c.1840 to c.1970". Journal of Historical Research in Marketing Liverpool: Emerald Insight, 2017. Article.