Παραπομπή APA

Greenberg, S. (1987). Guiness Olympic games; the records. Guinness Superlatives.

Παραπομπή Chicago Style

Greenberg, Stan. Guiness Olympic Games; the Records. London: Guinness Superlatives, 1987.

Παραπομπή MLA

Greenberg, Stan. Guiness Olympic Games; the Records. Guinness Superlatives, 1987.