APA-Zitierstil (7. Ausg.)

Oosthuizen, G. C. (1991). The death of the soul and the crisis in ecology: Paper read on 22 January 1991 as the second ISWEN lecture. van Schaik.

Chicago-Zitierstil (17. Ausg.)

Oosthuizen, Gerhardus C. The Death of the Soul and the Crisis in Ecology: Paper Read on 22 January 1991 as the Second ISWEN Lecture. Hatfield: van Schaik, 1991.

MLA-Zitierstil (9. Ausg.)

Oosthuizen, Gerhardus C. The Death of the Soul and the Crisis in Ecology: Paper Read on 22 January 1991 as the Second ISWEN Lecture. van Schaik, 1991.