Gaya APA

Lois, ., Katzenbach, W. (1951). The practical book of American wallpaper (1st.ed). Philadelphia: JB Lippincott Company.

Gaya MLA

Lois, ., Katzenbach, William. "The practical book of American wallpaper". 1st.ed Philadelphia: JB Lippincott Company, 1951. Text.