Which two internal citations for a book version of Helen Keller’s memoir are correct? “But Miss Sullivan did not arrive until the following March (Keller 11).” “But Miss Sullivan did not arrive until the following March” (Keller 11). “But Miss Sullivan did not arrive until the following March. (Keller 11)” As Keller writes, “But Miss Sullivan did not arrive until the following March” (11). As Keller writes, “But Miss Sullivan did not arrive until the following March.” (11)