ISBN 978-1-55013-599-2* Paul Watson, "Seal Wars: Twenty-five Years in the Front Lines with the Harp Seals" (2002; Firefly Books, 2003).
ISBN 978-1-55013-599-2* Paul Watson, "Seal Wars: Twenty-five Years in the Front Lines with the Harp Seals" (2002; Firefly Books, 2003).