Sudman, S., & Blair, E. (1998). Marketing research: A problem-solving approach. McGraw-Hill.
Citação do estilo Chicago (17ª ed.)Sudman, Seymour, e Edward Blair. Marketing Research: A Problem-solving Approach. Boston: McGraw-Hill, 1998.
Citação MLA (9ª ed.)Sudman, Seymour, e Edward Blair. Marketing Research: A Problem-solving Approach. McGraw-Hill, 1998.