Gaya APA

Callender, E, J, D, C, ;, J, H. (1980). Time-saver standards for building types IV (ed. 2). s.l: s.n.

Gaya MLA

Callender, Ed., Joseph, De, Chiara, ;, John, Hancock. "Time-saver standards for building types IV". ed. 2 s.l: s.n, 1980. Text.