Jollif, J. V., & Robertson E Hollis. (1972). Naval Engineer's Duide. Naval Institute press.
Dyfyniad Arddull ChicagoJollif, James V., and Robertson E Hollis. Naval Engineer's Duide. Maryland: Naval Institute press, 1972.
Dyfyniad MLAJollif, James V., and Robertson E Hollis. Naval Engineer's Duide. Naval Institute press, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.