The Shell book of firsts

MLA

Robertson, Patrick. The Shell Book of Firsts. second impression 1975 London: Book Club Associates, 1975.

APA

Robertson, P. (1975). The Shell book of firsts. second impression 1975 London: Book Club Associates.

Chicago

Robertson, Patrick The Shell Book of Firsts. second impression 1975 London: Book Club Associates, 1975.