APA (7th ed.) Citation

Optimum Books & Campbell, A. Seashore life. Optimum Books.

Chicago Style (17th ed.) Citation

Optimum Books and A. Campbell. Seashore Life. [χ.τ.]: Optimum Books.

MLA (8th ed.) Citation

Optimum Books and A. Campbell. Seashore Life. Optimum Books.

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