Vandome, N. (2021). Video chatting for seniors in easy steps. In Easy Steps.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVandome, Nick. Video Chatting for Seniors in Easy Steps. Southam, UK: In Easy Steps, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रVandome, Nick. Video Chatting for Seniors in Easy Steps. In Easy Steps, 2021.
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