Παραπομπή APA

Blain, I. (1970). Occupational psychology: Vol.44. National Institute.

Παραπομπή Chicago Style

Blain, Isabel. Occupational Psychology: Vol.44. London: National Institute, 1970.

Παραπομπή MLA

Blain, Isabel. Occupational Psychology: Vol.44. National Institute, 1970.