Gaya APA
Puchta, H. (2015).
Super Minds: American English Workbook 4 with Online Resources (Cetakan Pertama).
England:
Cambridge University Press.
Gaya MLA
Puchta, Herbert.
"Super Minds: American English Workbook 4 with Online Resources".
Cetakan Pertama
England:
Cambridge University Press,
2015.
.