APA Style

Birdwood, Lord, Chaudhry, Nazir Ahmad. (). Development of Urdu as official language in the Punjab (1849-1974) . : .

Chicago Style

Birdwood, Lord, Chaudhry, Nazir Ahmad. Development of Urdu as official language in the Punjab (1849-1974). : , . .

MLA Style

Birdwood, Lord, Chaudhry, Nazir Ahmad. Development of Urdu as official language in the Punjab (1849-1974). : , . .

Turabian Style

Birdwood, Lord, Chaudhry, Nazir Ahmad. Development of Urdu as official language in the Punjab (1849-1974). : , . .