Columbia subject headings:
Harvard subject headings:
Besselaar, J. J. van den (Joseph Jacobus), 1916-
Besselaar, J. J. van den (Joseph Jacobus), 1916-1991.
Linguistics.
Literature
Princeton subject headings:
Besselaar, J. J. van den (Joseph Jacobus), 1916-1991.
Philology.
Portuguese philology.