Dyfyniad APA

Crocker, S., King, R. C., & Walker, J. H. (1967). Piping handbook (5th ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Crocker, Sabin, Reno C. King, and J. H. Walker. Piping Handbook. 5th ed. New York: McGraw-Hill, 1967.

Dyfyniad MLA

Crocker, Sabin, et al. Piping Handbook. 5th ed. McGraw-Hill, 1967.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.