APA aipamena

Johns, R. (2004). Turfgrass installation: Management and maintenance. New York: McGraw-Hill.

Chicago Style aipamena

Johns, Rodney. Turfgrass Installation: Management and Maintenance. New York: McGraw-Hill, 2004.

MLA aipamena

Johns, Rodney. Turfgrass Installation: Management and Maintenance. New York: McGraw-Hill, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.