APA
"RICHARDS I A S. I. M. M. W. F. &. O., . (1966). GERMAN THROUGH PICTURES BOOK-I. : WASHINGTON SQUARE PRESS.
Chicago
"RICHARDS I A SCHMIDT I MACKY MACKEY W F & OTHERS", . 1966. GERMAN THROUGH PICTURES BOOK-I. : WASHINGTON SQUARE PRESS.
Harvard
"RICHARDS I A S. I. M. M. W. F. &. O., . (1966). GERMAN THROUGH PICTURES BOOK-I. : WASHINGTON SQUARE PRESS.
MLA
"RICHARDS I A SCHMIDT I MACKY MACKEY W F & OTHERS", . GERMAN THROUGH PICTURES BOOK-I. : WASHINGTON SQUARE PRESS. 1966.