The core purpose of this textbook is to introduce students to the vast world of human resource management in different-different sorts of SMEs and other small organizations. It opens the door to newer domains in the field of human resource management, which have been explored rarely. It offers to awaken the consciousness of students and guides them to develop their own perspective and their own view of approaching the topic. This textbook not only talks about the theory of human resource management but also promises to present various kinds of practical approaches and models by famous and profound pioneers on the subject matter.