Fridthjof, John.
Encouraging the use of protein-rich foods / by John Fridthjof. - Rome : FAO, 1962. - x, 103 p. : ill. ; 22 cm.
Fish as food.
Protein.
Diet.
Encouraging the use of protein-rich foods / by John Fridthjof. - Rome : FAO, 1962. - x, 103 p. : ill. ; 22 cm.
Fish as food.
Protein.
Diet.