Siew-Kuan Ng, Elizabeth
Cambridge University Press, 2017
eBooks
Burton, Richard Francis, Sir, 1821-1890
Dover, 1964
Buku Teks SO
Swinhoe, Robert
Smith, Elder and Co., 1861
Buku Teks SO
John Wiley & Sons, 2003
Buku Teks SO
edited by Stephen Cohen, Richard C. Burns ; with 45 contributors ; principal illustrator, Richard C. Burns
Mosby, 1994
Buku Teks SO