Não informado. (1933). Insurance almanac: Who, what, when and where in insurance. Underwriter Printing.
Citação do estilo Chicago (17ª ed.)Não informado. Insurance Almanac: Who, What, When and Where in Insurance. Englewood, NJ: Underwriter Printing, 1933.
Citação MLA (8ª ed.)Não informado. Insurance Almanac: Who, What, When and Where in Insurance. Underwriter Printing, 1933.
警告：這些引文格式不一定是100％准確.