Columbia subject headings:
Harvard subject headings:
Apartment houses, Cooperative--Conversion--Law and legislation--United States.
Apartment houses, Cooperative--United States--Conversion.
Apartment houses, Cooperative--United States.
Condominiums--Conversion--Law and legislation--United States.
Condominiums--United States
Condominiums--United States--Conversion.
Princeton subject headings:
Apartment houses, Cooperative--United States--Conversion.
Condominiums--Conversion--Law and legislation--United States.
Condominiums--United States--Conversion.