Gaya APA

Hulda, N. (1931). GREATNESS PASSING BY : STORIES TO TELL TTTTO BOYS AND GIRLS . New York: Charles Scriber Sons.

Gaya MLA

Hulda, Niebuhr. "GREATNESS PASSING BY : STORIES TO TELL TTTTO BOYS AND GIRLS". New York: Charles Scriber Sons, 1931. Text.