Παραπομπή APA

Psara, P. A., & Langford, H. D. (1987). Advancing materials research. National Academy.

Παραπομπή Chicago Style

Psara, Peter A., και H Dale Langford. Advancing Materials Research. Washington: National Academy, 1987.

Παραπομπή MLA

Psara, Peter A., και H Dale Langford. Advancing Materials Research. National Academy, 1987.