APA

Burns R. C., . (1990). A guide to family-centered circle drawings (F-C-C-D) with symbol probes and visual free association. New York: Brunner/Mazel Publishers.

Chicago

Burns Robert C, . 1990. A guide to family-centered circle drawings (F-C-C-D) with symbol probes and visual free association. New York: Brunner/Mazel Publishers.

Harvard

Burns R. C., . (1990). A guide to family-centered circle drawings (F-C-C-D) with symbol probes and visual free association. New York: Brunner/Mazel Publishers.

MLA

Burns Robert C, . A guide to family-centered circle drawings (F-C-C-D) with symbol probes and visual free association. New York: Brunner/Mazel Publishers. 1990.