APA Citatie

Cushing, D. . H. Uses of echo sounding for fishermen. Her Majesty stationery office.

Chicago Style citaat

Cushing, D H. Uses of Echo Sounding for Fishermen. London: Her Majesty stationery office.

MLA citatie

Cushing, D H. Uses of Echo Sounding for Fishermen. Her Majesty stationery office.

Let op: Deze citaties zijn niet altijd 100% accuraat.