APA

Kraus-Boelte M. 1., Kraus J. c., .The kindergarten guide. An illustrated hand-book, designed for the self-instruction of kindergartners, mothers, and nurses / by Maria Kraus-Boelte and John Kraus. New York : E. Steiger & co. ; London : A. N. Myers & co., 19: .

Chicago

Kraus-Boelte Maria 1836-1918, Kraus John coaut, .The kindergarten guide. An illustrated hand-book, designed for the self-instruction of kindergartners, mothers, and nurses / by Maria Kraus-Boelte and John Kraus. New York : E. Steiger & co. ; London : A. N. Myers & co., 19: .

Harvard

Kraus-Boelte M. 1., Kraus J. c., .The kindergarten guide. An illustrated hand-book, designed for the self-instruction of kindergartners, mothers, and nurses / by Maria Kraus-Boelte and John Kraus. New York : E. Steiger & co. ; London : A. N. Myers & co., 19: .

MLA

Kraus-Boelte Maria 1836-1918, Kraus John coaut, .New York : E. Steiger & co. ; London : A. N. Myers & co., 19: . .