APA (7th ed.) Citation

Jacobson, W. S., & Dickens, C. (1986). The companion to The mystery of Edwin Drood. Allen & Unwin.

Chicago Style (17th ed.) Citation

Jacobson, Wendy S., and Charles Dickens. The Companion to The Mystery of Edwin Drood. London ; Boston: Allen & Unwin, 1986.

MLA (9th ed.) Citation

Jacobson, Wendy S., and Charles Dickens. The Companion to The Mystery of Edwin Drood. Allen & Unwin, 1986.