APA
Robert Adamson, . (241968). Scientific Research. New York: Mcgraw-hill Publishing Company.
Chicago
Robert Adamson, . 241968. Scientific Research. New York: Mcgraw-hill Publishing Company.
Harvard
Robert Adamson, . (241968). Scientific Research. New York: Mcgraw-hill Publishing Company.
MLA
Robert Adamson, . Scientific Research. New York: Mcgraw-hill Publishing Company. 241968.