Columbia subject headings:
Real estate business--Abbreviations.
Real estate business--Canada--Societies, etc.--Directories.
Real estate business--Dictionaries.
Real estate business--United States--Societies, etc.--Directories.
Real property--Abbreviations.
Real property--Dictionaries.
Harvard subject headings:
Real estate business--Abbreviations.
Real estate business--Canada--Societies, etc.--Directories.
Real estate business--Dictionaries
Real estate business--United States--Societies, etc.--Directories.
Real property--Abbreviations.
Real property--Dictionaries.
Princeton subject headings: