APA (7th ed.) Citation

Montgomery, R. A., & Morrill, L. H. (1986). Sand castle. Bantam Books.

Chicago Style (17th ed.) Citation

Montgomery, R. A., and Leslie H. Morrill. Sand Castle. Toronto ; New York: Bantam Books, 1986.

MLA (9th ed.) Citation

Montgomery, R. A., and Leslie H. Morrill. Sand Castle. Bantam Books, 1986.