APA (7th ed.) Citation

National Maritime Museum (Great Britain) & McGowan, A. P. (1977). Royal yachts (3d ed.). H.M. Stationery Off..

Chicago Style (17th ed.) Citation

National Maritime Museum (Great Britain) and A. P. McGowan. Royal Yachts. 3d ed. London: H.M. Stationery Off., 1977.

MLA (9th ed.) Citation

National Maritime Museum (Great Britain) and A. P. McGowan. Royal Yachts. 3d ed. H.M. Stationery Off., 1977.