Turk, J. (1986). Physical science: With environment and other practical applications. Philadelphia: Saunders College.
Dyfyniad Arddull ChicagoTurk, Jonathan. Physical Science: With Environment and Other Practical Applications. Philadelphia: Saunders College, 1986.
Dyfyniad MLATurk, Jonathan. Physical Science: With Environment and Other Practical Applications. Philadelphia: Saunders College, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.