Cita APA (7th ed.)

Tillery, B. W., Enger, E. D., & Ross, F. C. (2007). Integrated science (3rd ed.). McGraw Hill Higher Education.

Cita Chicago (17th ed.)

Tillery, Bill W., Eldon D. Enger, i Frederick C. Ross. Integrated Science. 3rd ed. New York: McGraw Hill Higher Education, 2007.

Cita MLA (9th ed.)

Tillery, Bill W., et al. Integrated Science. 3rd ed. McGraw Hill Higher Education, 2007.