APA (7th ed.) Citation

ScienceDirect (Online service), Plutchik, R., & Kellerman, H. (1990). Emotion, psychopathology, and psychotherapy. Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Robert Plutchik, and Henry Kellerman. Emotion, Psychopathology, and Psychotherapy. San Diego: Academic Press, 1990.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Emotion, Psychopathology, and Psychotherapy. Academic Press, 1990.