APA (7th ed.) Citation

Hardy, K. G., Harwood, C. R., & Meynell, G. G. (1974). Expression of colicin factor E2-P9. Springer.

Chicago Style (17th ed.) Citation

Hardy, K. G., C. R. Harwood, and G. G. Meynell. Expression of Colicin Factor E2-P9. Springer, 1974.

MLA (9th ed.) Citation

Hardy, K. G., et al. Expression of Colicin Factor E2-P9. Springer, 1974.