@Book{OL5168840M,
    title: {Principles of naval engineering.},
    author: {United States. Bureau of Naval Personnel.},
    publisher: {For sale by the Supt. of Docs., U.S. Govt. Print. Off.},
    year: {1970},
    place: {Washington},
}

@Author{OL18598A,
    name: {United States. Bureau of Naval Personnel.},
}