1. Studies on Lake Vechten and Tjeukemeer, the Netherlands :
پدیدآورنده : edited by R.D. Gulati, Dr S. Parma.
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Aquatic biology.,Ecology.,Life sciences.
رده :
QH159
.
E358
1982
