APA (7th ed.) Citation

Seeds, M. A. (1987). Horizons: Exploring the universe. Wadsworth Publ. Comp.

Chicago Style (17th ed.) Citation

Seeds, Michael A. Horizons: Exploring the Universe. Wadsworth Publ. Comp, 1987.

MLA (8th ed.) Citation

Seeds, Michael A. Horizons: Exploring the Universe. Wadsworth Publ. Comp, 1987.

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