APA (7th ed.) Citation

Plumpton, C., Perry, R. L., & Shipton, E. (1984). Proof / C. Plumpton, R.L. Perry, E. Shipton. Macmillan Education.

Chicago Style (17th ed.) Citation

Plumpton, C., R. L. Perry, and E. Shipton. Proof / C. Plumpton, R.L. Perry, E. Shipton. London: Macmillan Education, 1984.

MLA (9th ed.) Citation

Plumpton, C., et al. Proof / C. Plumpton, R.L. Perry, E. Shipton. Macmillan Education, 1984.

Warning: These citations may not always be 100% accurate.