Cita APA (7th ed.)
Perkins, P. H. (2000). Swimming pools (4th ed.). E & FN Spon.
Cita Chicago (17th ed.)
Perkins, Philip Harold. Swimming Pools. 4th ed. London ; New York: E & FN Spon, 2000.
Cita MLA (9th ed.)
Perkins, Philip Harold. Swimming Pools. 4th ed. E & FN Spon, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.