APA

Crider L.B, Holbrook W.C, . (1977). Environmental considerationsin manufacturing, using and disposing of pvc materials and products. New York: Encyclopedia of PVC.

Chicago

Crider L.B, Holbrook W.C, . 1977. Environmental considerationsin manufacturing, using and disposing of pvc materials and products. New York: Encyclopedia of PVC.

Harvard

Crider L.B, Holbrook W.C, . (1977). Environmental considerationsin manufacturing, using and disposing of pvc materials and products. New York: Encyclopedia of PVC.

MLA

Crider L.B, Holbrook W.C, . Environmental considerationsin manufacturing, using and disposing of pvc materials and products. New York: Encyclopedia of PVC. 1977.