1. Africa's Rift Valley
Author: by Colin Willock and the editors of Time-Life Books ; with photos. by Goetz D. Plage
Library: Central Library and Information Center of Shahed University (Tehran)
Subject: Natural history - Great Rift Valley,Natural history - Africa,Great Rift Valley
Classification :
QH
،
195
،.
R53
,
W54


2. Africa's Rift Valley
Author: / by Colin Willock and the editors of Time-Life Books
Library: Central Library and Document Center of Shahid Chamran University (Khuzestan)
Subject: Natural history- Great Rift Valley,Natural history- Africa,Great Rift Valley
Classification :
QH195
.
R53
,
W54
1974


3. Africa's Rift valley
Author: / by Colin Willock and the editors of time - life Books
Library: National Library and Archives of Islamic Republic of Iran (Tehran)
Subject: دره گسستی آفریقا,علوم طبیعی -- دره گسستی آفریقا,علوم طبیعی -- آفریقا
Classification :
QH
۱۹۵
/
د
۴۸
و
۹ ۱۳۵۳


4. Africa's rift valley
Author: Willock, Colin
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Rift Valley ، Natural history,Africa ، Natural history,، Rift Valley
Classification :
QH
195
.
R53
W54

