3 ms·
Just found PEfI's 4th edition online and looked through it. It's beautifully laid out with clear illustrations, summary tables and well-explained text. I'm not
by detrites 4y ago
Just found PEfI's 4th edition online and looked through it. It's beautifully laid out with clear illustrations, summary tables and well-explained text. I'm not usually tempted to buy a hardcopy but this looks super handy.