APA (7th ed.) Citation

Stone, R. H., Tripp, D. .. H., David, & Embry, M. Projects in chemistry.

Chicago Style (17th ed.) Citation

Stone, R. H., D .W. H. Tripp, David, and Maureen Embry. Projects in Chemistry. London Routledge & Kegan Paul, c1981.

MLA (9th ed.) Citation

Stone, R. H., et al. Projects in Chemistry.