APA

Busch A., Henry Holt and Company, . (1991). Rooftop architecture. New York: Henry Holt and Company.

Chicago

Busch Akiko, Henry Holt and Company, . 1991. Rooftop architecture. New York: Henry Holt and Company.

Harvard

Busch A., Henry Holt and Company, . (1991). Rooftop architecture. New York: Henry Holt and Company.

MLA

Busch Akiko, Henry Holt and Company, . Rooftop architecture. New York: Henry Holt and Company. 1991.