Παραπομπή APA

Schulze, E. D., & ...[et al.]. (1989). Forest decline and air pollution. Springer.

Παραπομπή Chicago Style

Schulze, E. D., και ...[et al.]. Forest Decline and Air Pollution. London: Springer, 1989.

Παραπομπή MLA

Schulze, E. D., και ...[et al.]. Forest Decline and Air Pollution. Springer, 1989.