APA (7 ম সংস্করণ) উদ্ধৃতি

Riechel, R. (1989). Personnel needs and changing reference service. Library Professional Publications.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Riechel, Rosemarie. Personnel Needs and Changing Reference Service. Hamden, Conn.: Library Professional Publications, 1989.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Riechel, Rosemarie. Personnel Needs and Changing Reference Service. Library Professional Publications, 1989.