Halls, K. M., & Lew-Vriethoff, J. (2021). The mystery of the Titanic: A historical investigation for kids. Rockridge Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHalls, Kelly Milner, और Joanne Lew-Vriethoff. The Mystery of the Titanic: A Historical Investigation for Kids. Emeryville, CA: Rockridge Press, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHalls, Kelly Milner, और Joanne Lew-Vriethoff. The Mystery of the Titanic: A Historical Investigation for Kids. Rockridge Press, 2021.
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