Public Works Research Institute, Ministry of Constructioin\nPublic Works Research Institute, Ministry of Land, Infrastructure and Transport. (2019). Doboku Kenkyujo Iho. Ministry of Construction, Public Works Research Institute.
Παραπομπή σε μορφή Chicago (17η εκδ.)Public Works Research Institute, Ministry of Constructioin\nPublic Works Research Institute, Ministry of Land, Infrastructure and Transport. Doboku Kenkyujo Iho. Tsukuba, Japão: Ministry of Construction, Public Works Research Institute, 2019.
Παραπομπή σε μορφή MLA (8th εκδ.)Public Works Research Institute, Ministry of Constructioin\nPublic Works Research Institute, Ministry of Land, Infrastructure and Transport. Doboku Kenkyujo Iho. Ministry of Construction, Public Works Research Institute, 2019.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.