Frankenstein: the true story
[by] Christopher Isherwood & Don Bachardy.
APA Citation
Isherwood, C., Shelley, M. Wollstonecraft., Bachardy, D. (1973). Frankenstein: the true story. [New York]: Avon.
MLA Citation
Isherwood, Christopher, 1904-1986, Mary Wollstonecraft Shelley, and Don Bachardy. Frankenstein: the True Story. [New York]: Avon, 1973.
Warning: These citations may not always be complete (especially for serials).