Rising prices of subs liking for the species will increase demand and falli and a fall in popularity of the species will have the impact of changing incomes can be difficult to assess important. If people have low incomes and have not much fish asanbsp;...
|Title||:||Observer Program Operations Manual|
|Author||:||Gus Van Helvoort|
|Publisher||:||Bernan Press(PA) - 1986-01-01|