Spark, David. ( w 1 rekordach )

1. Investigative reporting : a study in technique / David Spark. - Amsterdam, 2003.
2. www.davidspark.com
3. BN-Opale plus

1. Spark, David.
2. Spark, David. (pol.) Investigative reporting

1. Dziennikarstwo śledcze : studium techniki / Spark, David.