APA način citiranja (7. izdanje)

Seferian, H., & Whitcomb, C. (2004). Hardscaping: High style,low maintenance outdoor spaces. McGraw-Hill Professional.

Čikaški stil citiranja (17. izdanje)

Seferian, Haig, i Claire Whitcomb. Hardscaping: High Style,low Maintenance Outdoor Spaces. New York, N.Y: McGraw-Hill Professional, 2004.

MLA način citiranja (9. izdanje)

Seferian, Haig, i Claire Whitcomb. Hardscaping: High Style,low Maintenance Outdoor Spaces. McGraw-Hill Professional, 2004.