APA (7th ed.) Citation

Johnston, H. (1914). Pioneers in tropical America. Blackie and Son, Limited.

Chicago Style (17th ed.) Citation

Johnston, Harry. Pioneers in Tropical America. London: Blackie and Son, Limited, 1914.

MLA (9th ed.) Citation

Johnston, Harry. Pioneers in Tropical America. Blackie and Son, Limited, 1914.

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