Gaya APA
Grob, B. (1992).
Answer key for mathematics for grob basic electronics (4).
Illionis:
Gleancoe Divison Macmilan.
Gaya MLA
Grob, Bernard.
"Answer key for mathematics for grob basic electronics".
4
Illionis:
Gleancoe Divison Macmilan,
1992.
Text.