APA (7th ed.) Citation

Heimler, C. H., & Neal, C. D. (1979). Principles of science: Book two (4th ed.). Merrill.

Chicago Style (17th ed.) Citation

Heimler, Charles H., and Charles D. Neal. Principles of Science: Book Two. 4th ed. Columbus, OH: Merrill, 1979.

MLA (9th ed.) Citation

Heimler, Charles H., and Charles D. Neal. Principles of Science: Book Two. 4th ed. Merrill, 1979.