Columbia subject headings:
Authors, Panjabi--20th century--Biography.
Duggal, Kartar Singh, 1917-2012.
Panjabi literature--History and criticism.
Harvard subject headings:
Authors, Panjabi--20th century--Biography
Biographies.
Duggal, Kartar Singh, 1917-2012--Biography.
Panjabi literature--History and criticism.
Princeton subject headings: