The monograph sets out the main milestones in the history of the development of design and marketing of mass passenger cars (MLA) in the 20th century. The basics of modern methods of artistic design and construction, historical examples of creating real concept cars of the world's leading automobile companies in the second half of the twentieth century are given. For the first time, on the basis of the development of the form of MLA, the periodization of world automobile history was introduced, which was based on the idea proposed by the founder of the theory of automobile design of the USSR and Russia, Yu. Dolmatovsky. An author's forecast of the trend in the development of the shape style of mass cars until 2035 is proposed, based on the method of extrapolating the trend in the development of style in the twentieth century.