Columbia subject headings:
Bibliography, National--Developing countries--Bibliography.
Bibliography, National--Developing countries--Periodicals--Directories.
Developing countries--Bibliography--Periodicals--Directories.
Developing countries--Imprints--Periodicals--Directories.
Harvard subject headings:
Developing countries--Bibliography--Periodicals--Directories.
Developing countries--Directories--Bibliography of bibliographies.
Developing countries--Imprints--Bibliography of bibliographies.
Developing countries--Imprints--Periodicals--Bibliography.
Developing countries--Imprints--Periodicals--Directories.
Princeton subject headings:
Bibliography, National--Developing countries--Bibliography.
Bibliography, National--Developing countries--Periodicals--Directories.
Developing countries--Bibliography--Periodicals--Directories.
Developing countries--Imprints--Periodicals--Directories.