Παραπομπή APA

Indian Standards Institution. (1976). Indian Standard: Specification for Rubber Closures, Pharmaceutical. Indian Standards Institution.

Παραπομπή Chicago Style

Indian Standards Institution. Indian Standard: Specification for Rubber Closures, Pharmaceutical. N.Delhi: Indian Standards Institution, 1976.

Παραπομπή MLA

Indian Standards Institution. Indian Standard: Specification for Rubber Closures, Pharmaceutical. Indian Standards Institution, 1976.