Gaya APA

Schirmbeck, E. (1987). Idea, form and architecture; design principles in contemporary architecture . Hoboken, NJ: Van Nostrand Reinhld Company.

Gaya MLA

Schirmbeck, Egon. "Idea, form and architecture; design principles in contemporary architecture". Hoboken, NJ: Van Nostrand Reinhld Company, 1987. Text.