Dyfyniad APA

Chhapgar,B F. (1991). Wonder world under water. National Book Trust.

Dyfyniad Arddull Chicago

Chhapgar,B F. Wonder World Under Water. New Delhi: National Book Trust, 1991.

Dyfyniad MLA

Chhapgar,B F. Wonder World Under Water. National Book Trust, 1991.

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