Gaya APA
BEER, F, P., Jr., E, R, J. (1977).
Vector Mechanics for Engineers Statics Third Edition .
TOKYO:
McGraw-Hill Kogakusha, LTD.
Gaya MLA
BEER, FERDINAND, P.., Jr., E., Russell, Johnston,.
"Vector Mechanics for Engineers Statics Third Edition".
TOKYO:
McGraw-Hill Kogakusha, LTD,
1977.
Text.