APA (7th ed.) Citation

Walliser, O. H. (1986). Global bio-events: A critical approach. Springer-Verlag.

Chicago Style (17th ed.) Citation

Walliser, Otto H. Global Bio-events: A Critical Approach. Berlin ; New York: Springer-Verlag, 1986.

MLA (9th ed.) Citation

Walliser, Otto H. Global Bio-events: A Critical Approach. Springer-Verlag, 1986.