Selling of books - Life Histories of Asian Butterflies Vol. 1, 2 & 3 (50% discount)

Selling the following books on behalf of a friend.

Option 1: Both Vol 1 & 2, selling price: SGD 600.00 SGD 300.00

Option 2: All three books (Vol 1, 2 & 3), selling price: SGD 700.00 SGD 350

Whatsapp if interested: +65 nine742 43zero4

Ref (selling price at UK): 

Vol 1: https://www.pemberleybooks.com/product/the-life-histories-of-asian-butterflies.-vol.-1/3090/

Vol 2: https://www.pemberleybooks.com/product/the-life-histories-of-asian-butterflies.-vol.-2/1887/

Vol 3: https://www.pemberleybooks.com/product/sequel-to-the-life-histories-of-asian-butterflies.-vols-12/28286/