APA (7th ed.) Citation

Krey, J., Babenerd, B., & Lenz, J. (1978). Observations of plankton production in Kiel Bay 1957 to 1975. PANGAEA.

Chicago Style (17th ed.) Citation

Krey, Johannes, B. Babenerd, and Jürgen Lenz. Observations of Plankton Production in Kiel Bay 1957 to 1975. PANGAEA, 1978.

MLA (9th ed.) Citation

Krey, Johannes, et al. Observations of Plankton Production in Kiel Bay 1957 to 1975. PANGAEA, 1978.

Warning: These citations may not always be 100% accurate.