The Representative System: A Study of Electoral Methods, a book written by renowned political scientist John H. Humphreys, is an important source for the study of various election methods in political systems. The author examines the proportional representation system and conducts a study of its effectiveness and implementation in different countries of the world. The book also analyzes the advantages and disadvantages of proportional electoral systems compared to other methods. As a detailed guide for political studies, this book will help to better understand the nature and impact of the representative system on the political space."