TIPITAKA Volume 21 : PALI ROMAN
Sutta Pitaka Vol 13 : Sutta. Aṅ. (2): catukkanipāto

                    Patipadavaggo dutiyo
     [161]   Catasso   ima   bhikkhave   patipada   katama   catasso
dukkha   patipada   dandhabhinna   dukkha   patipada   khippabhinna   sukha
patipada    dandhabhinna    sukha    patipada   khippabhinna   ima   kho
bhikkhave catasso patipadati.


             The Pali Tipitaka in Roman Character Volume 21 page 200.
http://84000.org/tipitaka/pitaka_item/roman_item_s.php?book=21&item=161&items=1&modeTY=2
             Classified by [Item Number] :-
http://84000.org/tipitaka/pitaka_item/roman_item_s.php?book=21&item=161&items=1&modeTY=2&mode=bracket
             Compare with The Pali Tipitaka in Thai Character :-
http://84000.org/tipitaka/read/pali_item_s.php?book=21&item=161&items=1&modeTY=2
             Compare with The Royal Version of Thai Tipitaka :-
http://84000.org/tipitaka/read/byitem_s.php?book=21&item=161&items=1&modeTY=2
             Study Atthakatha :-
http://84000.org/tipitaka/attha/attha.php?b=21&i=161
             The Pali Atthakatha in Thai :-
http://84000.org/tipitaka/atthapali/read_th.php?B=15&A=8891
             The Pali Atthakatha in Roman :-
http://84000.org/tipitaka/atthapali/read_rm.php?B=15&A=8891
             Contents of The Tipitaka Volume 21
http://84000.org/tipitaka/read/?index_21