Cita APA

Seeds, M. A., & Michael A. Seeds. Horizons: Exploring the universe. Pacific Grove, CA: Brooks/Cole.

Chicago Style Citation

Seeds, Michael A., i Michael A. Seeds. Horizons: Exploring the Universe. Pacific Grove, CA: Brooks/Cole.

Cita MLA

Seeds, Michael A., i Michael A. Seeds. Horizons: Exploring the Universe. Pacific Grove, CA: Brooks/Cole.

Atenció: Aquestes cites poden no estar 100% correctes.