1.
Plankton Culture Manual : 6th Edition
by Hoff, Frank H., Snell, Tarr...
ISBN: 9780966296044
List Price: $31.25
2.
Conditioning, Spawning and Rearing of Fish: With Emphasis on Marine Clownfish
by Hoff, Frank H., Jr.
ISBN: 9780966296013
List Price: $30.00
3.