APA (7th ed.) Citation

Seeds, M. A. (1985). Horizons: Exploring the universe (2nd ed.). Wadsworth publishing company.

Chicago Style (17th ed.) Citation

Seeds, Michael A. Horizons: Exploring the Universe. 2nd ed. Belmont: Wadsworth publishing company, 1985.

MLA (9th ed.) Citation

Seeds, Michael A. Horizons: Exploring the Universe. 2nd ed. Wadsworth publishing company, 1985.