Ambient air polynuclear aromatic hydrocarbons study, Sydney, Nova Scotia / by L. Atwell.  Halifax : Environment Canada, Environmental Protection Service, Atlantic Region, 1984. viii, 79 pages : illustrations ; 28 cm.

Investigation of polynuclear aromatic hydrocarbon contamination of Sydney Harbour, Nova Scotia / by R.A.F. Matheson.  Dartmouth : Environmental Protection Service, Environment Canada, Atlantic Region, 1983. viii, 86 pages : illustrations ; 28 cm.

Polynuclear aromatic hydrocarbons and heterocyclic aromatic compounds in Sydney Harbour, Nova Scotia : a 1986 survey / K.M. Kieley.  Dartmouth : Environment Canada, Environmental Protection, Atlantic Region, 1989. vii, 41 pages.

Kieley, K. M.

Polynuclear aromatic hydrocarbons in the vicinity of two Atlantic region wood preserving operations / by K.M. Kiely, R.A.F. Matheson and P.A. Hennigar.  Dartmouth : Environment Canada, Environmental Protection Service, Atlantic Region, 1986. vii, 28 pages : illustrations ; 28 cm.