APA

O'Connell P., . (1976). Investment and production problems of the producer. : Production, properties and testing of aggregates. Conference, Sydney, 1976. Papers.

Chicago

O'Connell P, . 1976. Investment and production problems of the producer. : Production, properties and testing of aggregates. Conference, Sydney, 1976. Papers.

Harvard

O'Connell P., . (1976). Investment and production problems of the producer. : Production, properties and testing of aggregates. Conference, Sydney, 1976. Papers.

MLA

O'Connell P, . Investment and production problems of the producer. : Production, properties and testing of aggregates. Conference, Sydney, 1976. Papers. 1976.