Harmeyer, D. (2014). The reference interview today: Negotiating and answering questions face to face, on the phone, and virtually. Rowman & Littlefield.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিHarmeyer, Dave. The Reference Interview Today: Negotiating and Answering Questions Face to Face, on the Phone, and Virtually. Lanham, Maryland: Rowman & Littlefield, 2014.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিHarmeyer, Dave. The Reference Interview Today: Negotiating and Answering Questions Face to Face, on the Phone, and Virtually. Rowman & Littlefield, 2014.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.