APA
Merkin R. M., Black J., . (1993). Copyright and designs law. London: Longman.
Chicago
Merkin Robert M, Black Jack, . 1993. Copyright and designs law. London: Longman.
Harvard
Merkin R. M., Black J., . (1993). Copyright and designs law. London: Longman.
MLA
Merkin Robert M, Black Jack, . Copyright and designs law. London: Longman. 1993.