APA Alıntı

Ruff, B. (1988). The World Health Organization Library (Geneva) and Health Literature Services Programme.

Chicago Stili Alıntı

Ruff, B. The World Health Organization Library (Geneva) and Health Literature Services Programme. 1988.

MLA Alıntı

Ruff, B. The World Health Organization Library (Geneva) and Health Literature Services Programme. 1988.

Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..