Subject Categories.

The document titled "Subject Categories" provides a comprehensive list of topics related to planning that are covered in the Journal of Planning Literature. These topics include history, concepts of planning, policy and planning administration, planning law and legislation, planning and society, development planning, international planning, methodology/quantitative/economic/qualitative, population, economics, physical/environmental, transportation and communication, architecture and urban design, and environmental psychology/environment, behavior, and society. Each category is further divided into subcategories, offering a wide range of subjects for library patrons conducting research on specific planning topics. [Extracted from the article]