APA (7th ed.) Citation

Powell, D., & Monahan, P. (1987). Advanced marker techniques / Dick Powell and Patricia Monahan. Macdonald.

Chicago Style (17th ed.) Citation

Powell, Dick, and Patricia Monahan. Advanced Marker Techniques / Dick Powell and Patricia Monahan. London: Macdonald, 1987.

MLA (9th ed.) Citation

Powell, Dick, and Patricia Monahan. Advanced Marker Techniques / Dick Powell and Patricia Monahan. Macdonald, 1987.

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