An Unsuitable Job for a Woman is a thrilling detective novel authored by the renowned English crime writer P. D. James. The book depicts the story of Cordelia Gray, a young woman who runs a low-income detective agency. The story begins when a successful scientist, Mark Caldicott, commits suicide, leaving his last will to Cordelia to investigate the cause of his wife's death.

As Cordelia begins her investigation, she unravels some shocking truths about the Caldicotts family, hidden under the facade of their wealth and success. Her investigation leads her to the discovery of a vast conspiracy, involving intrigue, deception, and greed. She must confront her own fears and weaknesses as she gets closer to the dark truth hidden in the pages of Mark Caldicott's journals.

The plot of the novel is exceptionally well-planned and executed with precision, leaving no loophole in the story. The setting of the novel is in London in the 1970s, adding a unique historical aura to the plot. The book also includes a touch of feminism as Cordelia Gray breaks into the male-dominated profession of detective work to pursue her passion.

P. D. James's writing style is compelling, engaging, and descriptive. Her writing techniques are so captivating that the readers themselves are drawn to the suspense and thrill that the plot presents. It's a page-turner that will keep the readers invested until the very end.

In conclusion, An Unsuitable Job for a Woman is an outstanding classic detective novel with an excellent plot, characters and writing style. It's a thought-provoking piece of work that explores complex themes such as greed, deception, and the unpredictability of human behavior. It has stood the test of time and remains a must-read for all fans of detective novels.