Cita APA (7th ed.)

Clift, J., & Cuthbert, A. (2008). Water, use less--save more: 100 water-saving tips for the home. Green Books.

Cita Chicago (17th ed.)

Clift, Jon, i Amanda Cuthbert. Water, Use Less--save More: 100 Water-saving Tips for the Home. Devon, Eng: Green Books, 2008.

Cita MLA (9th ed.)

Clift, Jon, i Amanda Cuthbert. Water, Use Less--save More: 100 Water-saving Tips for the Home. Green Books, 2008.