Tobin, P. (2019). Plants vs. zombies (2015), volume 14: A little problem. Dark Horse Comics, LLC..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTobin, Paul. Plants Vs. Zombies (2015), Volume 14: A Little Problem. Cleveland: Dark Horse Comics, LLC., 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रTobin, Paul. Plants Vs. Zombies (2015), Volume 14: A Little Problem. Dark Horse Comics, LLC., 2019.
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