APA

Borch K. H., Aase K. A., . (1990). Economics of insurance. Amsterdam [u.a.]: North-Holland [u.a.].

Chicago

Borch Karl H, Aase Knut A, . 1990. Economics of insurance. Amsterdam [u.a.]: North-Holland [u.a.].

Harvard

Borch K. H., Aase K. A., . (1990). Economics of insurance. Amsterdam [u.a.]: North-Holland [u.a.].

MLA

Borch Karl H, Aase Knut A, . Economics of insurance. Amsterdam [u.a.]: North-Holland [u.a.]. 1990.