APA (7th ed.) Citation

Sournia, A. (1978). Phytoplankton manual. Unesco.

Chicago Style (17th ed.) Citation

Sournia, A. Phytoplankton Manual. Paris: Unesco, 1978.

MLA (9th ed.) Citation

Sournia, A. Phytoplankton Manual. Unesco, 1978.

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