APA (7th ed.) Citation

Weekly Reader Skills Books, Brown, G. S., Norton, N. S., Stein, G., & Carnicelli, J. (1983). Compare maps to solve problems. Weekly Reader Skills Books.

Chicago Style (17th ed.) Citation

Weekly Reader Skills Books, George S. Brown, Nancy S. Norton, Gretchen Stein, and Joseph Carnicelli. Compare Maps to Solve Problems. [United States?]: Weekly Reader Skills Books, 1983.

MLA (9th ed.) Citation

Weekly Reader Skills Books, et al. Compare Maps to Solve Problems. Weekly Reader Skills Books, 1983.