Gibson, J. R. (1969). Feeding the Russian fur trade: Provisionment of the Okhotsk seaboard and the Kamchatka Peninsula, 1639-1856. University of Wisconsin Press.

Gibson, James R. Feeding the Russian Fur Trade: Provisionment of the Okhotsk Seaboard and the Kamchatka Peninsula, 1639-1856. Madison: University of Wisconsin Press, 1969.

Gibson, James R. Feeding the Russian Fur Trade: Provisionment of the Okhotsk Seaboard and the Kamchatka Peninsula, 1639-1856. University of Wisconsin Press, 1969.