APA (7th ed.) Citation

Concepcion, F. B. (1990). Figure drawing. s.n.].

Chicago Style (17th ed.) Citation

Concepcion, Florencio B. Figure Drawing. [S.l: s.n.], 1990.

MLA (9th ed.) Citation

Concepcion, Florencio B. Figure Drawing. s.n.], 1990.

Warning: These citations may not always be 100% accurate.