Fischbacher, O., Paisley, R., Tinkle, W. J., & Moore, J. N. (1973). Biology : A Search for Order in Complexity: Teacher's guide. Zondervan Publishing House.
Lua i Stíl Chicago (17ú heag.)Fischbacher, Olive, Ralph Paisley, William J. Tinkle, agus John N. Moore. Biology : A Search for Order in Complexity: Teacher's Guide. Grand Rapids, Michigan: Zondervan Publishing House, 1973.
Lua MLA (9ú heag.)Fischbacher, Olive, et al. Biology : A Search for Order in Complexity: Teacher's Guide. Zondervan Publishing House, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.