Fridman, A. L. (1986). Calculations for fishing gear designs. Food and Agriculture Organization of the United Nations.
Cita Chicago (17th ed.)Fridman, A. L. Calculations for Fishing Gear Designs. Farnham: Food and Agriculture Organization of the United Nations, 1986.
Cita MLA (9th ed.)Fridman, A. L. Calculations for Fishing Gear Designs. Food and Agriculture Organization of the United Nations, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.