APA

Killens J. O, . (1969). Black man's burden. N.-Y: Simon & Schuster.

Chicago

Killens J. O, . 1969. Black man's burden. N.-Y: Simon & Schuster.

Harvard

Killens J. O, . (1969). Black man's burden. N.-Y: Simon & Schuster.

MLA

Killens J. O, . Black man's burden. N.-Y: Simon & Schuster. 1969.