Gaya APA

Andrew C. Porter and Adam Gamoran,. (). Methodologi Advances . Washington, DC, US: American P: National Academy Press.

Gaya Chicago

Andrew C. Porter and Adam Gamoran,. Methodologi Advances. Washington, DC, US: American P: National Academy Press, . Text.

Gaya MLA

Andrew C. Porter and Adam Gamoran,. Methodologi Advances. Washington, DC, US: American P: National Academy Press, . Text.

Gaya Turabian

Andrew C. Porter and Adam Gamoran,. Methodologi Advances. Washington, DC, US: American P: National Academy Press, . Print.