APA

Dyck V.E, E.Van Dyck, . (1999). Laboratory diagnosis of sexually transmitted diseases. Finland: United nations.

Chicago

Dyck V.E, E.Van Dyck, . 1999. Laboratory diagnosis of sexually transmitted diseases. Finland: United nations.

Harvard

Dyck V.E, E.Van Dyck, . (1999). Laboratory diagnosis of sexually transmitted diseases. Finland: United nations.

MLA

Dyck V.E, E.Van Dyck, . Laboratory diagnosis of sexually transmitted diseases. Finland: United nations. 1999.