APA (7. basım) Alıntı

Ak, İ. (1969). Background information and news relating to the U. N. Conference on Human Environment to be held in 1972. DPT..

Chicago Style (17. basım) Atıf

Ak, İnci. Background Information and News Relating to the U. N. Conference on Human Environment to Be Held in 1972. Ankara: DPT., 1969.

MLA (9th ed.) Atıf

Ak, İnci. Background Information and News Relating to the U. N. Conference on Human Environment to Be Held in 1972. DPT., 1969.