Kerr, J. L. (1977). Wilfred Grenfell, his life and work. Greenwood Press.
Chicagoスタイル(17版)引用形式Kerr, James Lennox. Wilfred Grenfell, His Life and Work. Westport, Conn.: Greenwood Press, 1977.
MLA(8版)引用形式Kerr, James Lennox. Wilfred Grenfell, His Life and Work. Greenwood Press, 1977.
警告: この引用は必ずしも正確ではありません.